19445790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 128

約数和(自身を含む): 60963840

約数和(自身を除く): 41518050

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 51, 65, 70, 78, 85, 91, 102, 105, 119, 130, 170, 182, 195, 210, 221, 238, 255, 273, 357, 390, 419, 442, 455, 510, 546, 595, 663, 714, 838, 910, 1105, 1190, 1257, 1326, 1365, 1547, 1785, 2095, 2210, 2514, 2730, 2933, 3094, 3315, 3570, 4190, 4641, 5447, 5866, 6285, 6630, 7123, 7735, 8799, 9282, 10894, 12570, 14246, 14665, 15470, 16341, 17598, 21369, 23205, 27235, 29330, 32682, 35615, 38129, 42738, 43995, 46410, 49861, 54470, 71230, 76258, 81705, 87990, 92599, 99722, 106845, 114387, 149583, 163410, 185198, 190645, 213690, 228774, 249305, 277797, 299166, 381290, 462995, 498610, 555594, 571935, 648193, 747915, 925990, 1143870, 1296386, 1388985, 1495830, 1944579, 2777970, 3240965, 3889158, 6481930, 9722895, 19445790]

約数ペア:

[(1, 19445790), (2, 9722895), (3, 6481930), (5, 3889158), (6, 3240965), (7, 2777970), (10, 1944579), (13, 1495830), (14, 1388985), (15, 1296386), (17, 1143870), (21, 925990), (26, 747915), (30, 648193), (34, 571935), (35, 555594), (39, 498610), (42, 462995), (51, 381290), (65, 299166), (70, 277797), (78, 249305), (85, 228774), (91, 213690), (102, 190645), (105, 185198), (119, 163410), (130, 149583), (170, 114387), (182, 106845), (195, 99722), (210, 92599), (221, 87990), (238, 81705), (255, 76258), (273, 71230), (357, 54470), (390, 49861), (419, 46410), (442, 43995), (455, 42738), (510, 38129), (546, 35615), (595, 32682), (663, 29330), (714, 27235), (838, 23205), (910, 21369), (1105, 17598), (1190, 16341), (1257, 15470), (1326, 14665), (1365, 14246), (1547, 12570), (1785, 10894), (2095, 9282), (2210, 8799), (2514, 7735), (2730, 7123), (2933, 6630), (3094, 6285), (3315, 5866), (3570, 5447), (4190, 4641)]