19397196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 62619648

約数和(自身を除く): 43222452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 191, 217, 234, 252, 273, 279, 364, 372, 382, 403, 434, 468, 546, 558, 573, 651, 764, 806, 819, 868, 1092, 1116, 1146, 1209, 1302, 1337, 1612, 1638, 1719, 1953, 2292, 2418, 2483, 2604, 2674, 2821, 3276, 3438, 3627, 3906, 4011, 4836, 4966, 5348, 5642, 5921, 6876, 7254, 7449, 7812, 8022, 8463, 9932, 11284, 11842, 12033, 14508, 14898, 16044, 16926, 17381, 17763, 22347, 23684, 24066, 25389, 29796, 33852, 34762, 35526, 41447, 44694, 48132, 50778, 52143, 53289, 69524, 71052, 76973, 82894, 89388, 101556, 104286, 106578, 124341, 153946, 156429, 165788, 208572, 213156, 230919, 248682, 307892, 312858, 373023, 461838, 497364, 538811, 625716, 692757, 746046, 923676, 1077622, 1385514, 1492092, 1616433, 2155244, 2771028, 3232866, 4849299, 6465732, 9698598, 19397196]

約数ペア:

[(1, 19397196), (2, 9698598), (3, 6465732), (4, 4849299), (6, 3232866), (7, 2771028), (9, 2155244), (12, 1616433), (13, 1492092), (14, 1385514), (18, 1077622), (21, 923676), (26, 746046), (28, 692757), (31, 625716), (36, 538811), (39, 497364), (42, 461838), (52, 373023), (62, 312858), (63, 307892), (78, 248682), (84, 230919), (91, 213156), (93, 208572), (117, 165788), (124, 156429), (126, 153946), (156, 124341), (182, 106578), (186, 104286), (191, 101556), (217, 89388), (234, 82894), (252, 76973), (273, 71052), (279, 69524), (364, 53289), (372, 52143), (382, 50778), (403, 48132), (434, 44694), (468, 41447), (546, 35526), (558, 34762), (573, 33852), (651, 29796), (764, 25389), (806, 24066), (819, 23684), (868, 22347), (1092, 17763), (1116, 17381), (1146, 16926), (1209, 16044), (1302, 14898), (1337, 14508), (1612, 12033), (1638, 11842), (1719, 11284), (1953, 9932), (2292, 8463), (2418, 8022), (2483, 7812), (2604, 7449), (2674, 7254), (2821, 6876), (3276, 5921), (3438, 5642), (3627, 5348), (3906, 4966), (4011, 4836)]