19817070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 64120896

約数和(自身を除く): 44303826

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 49, 51, 61, 65, 70, 78, 85, 91, 98, 102, 105, 119, 122, 130, 147, 170, 182, 183, 195, 210, 221, 238, 245, 255, 273, 294, 305, 357, 366, 390, 427, 442, 455, 490, 510, 546, 595, 610, 637, 663, 714, 735, 793, 833, 854, 910, 915, 1037, 1105, 1190, 1274, 1281, 1326, 1365, 1470, 1547, 1586, 1666, 1785, 1830, 1911, 2074, 2135, 2210, 2379, 2499, 2562, 2730, 2989, 3094, 3111, 3185, 3315, 3570, 3822, 3965, 4165, 4270, 4641, 4758, 4998, 5185, 5551, 5978, 6222, 6370, 6405, 6630, 7259, 7735, 7930, 8330, 8967, 9282, 9555, 10370, 10829, 11102, 11895, 12495, 12810, 13481, 14518, 14945, 15470, 15555, 16653, 17934, 19110, 21658, 21777, 23205, 23790, 24990, 26962, 27755, 29890, 31110, 32487, 33306, 36295, 38857, 40443, 43554, 44835, 46410, 50813, 54145, 55510, 64974, 67405, 72590, 77714, 80886, 83265, 89670, 94367, 101626, 108290, 108885, 116571, 134810, 152439, 162435, 166530, 188734, 194285, 202215, 217770, 233142, 254065, 283101, 304878, 324870, 388570, 404430, 471835, 508130, 566202, 582855, 660569, 762195, 943670, 1165710, 1321138, 1415505, 1524390, 1981707, 2831010, 3302845, 3963414, 6605690, 9908535, 19817070]

約数ペア:

[(1, 19817070), (2, 9908535), (3, 6605690), (5, 3963414), (6, 3302845), (7, 2831010), (10, 1981707), (13, 1524390), (14, 1415505), (15, 1321138), (17, 1165710), (21, 943670), (26, 762195), (30, 660569), (34, 582855), (35, 566202), (39, 508130), (42, 471835), (49, 404430), (51, 388570), (61, 324870), (65, 304878), (70, 283101), (78, 254065), (85, 233142), (91, 217770), (98, 202215), (102, 194285), (105, 188734), (119, 166530), (122, 162435), (130, 152439), (147, 134810), (170, 116571), (182, 108885), (183, 108290), (195, 101626), (210, 94367), (221, 89670), (238, 83265), (245, 80886), (255, 77714), (273, 72590), (294, 67405), (305, 64974), (357, 55510), (366, 54145), (390, 50813), (427, 46410), (442, 44835), (455, 43554), (490, 40443), (510, 38857), (546, 36295), (595, 33306), (610, 32487), (637, 31110), (663, 29890), (714, 27755), (735, 26962), (793, 24990), (833, 23790), (854, 23205), (910, 21777), (915, 21658), (1037, 19110), (1105, 17934), (1190, 16653), (1274, 15555), (1281, 15470), (1326, 14945), (1365, 14518), (1470, 13481), (1547, 12810), (1586, 12495), (1666, 11895), (1785, 11102), (1830, 10829), (1911, 10370), (2074, 9555), (2135, 9282), (2210, 8967), (2379, 8330), (2499, 7930), (2562, 7735), (2730, 7259), (2989, 6630), (3094, 6405), (3111, 6370), (3185, 6222), (3315, 5978), (3570, 5551), (3822, 5185), (3965, 4998), (4165, 4758), (4270, 4641)]