20235732218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{563}}^1$

素因数の和:1131

約数の個数: 64

約数和(自身を含む): 34019758080

約数和(自身を除く): 13784025862

約数列:

[1, 2, 13, 26, 47, 67, 94, 134, 439, 563, 611, 871, 878, 1126, 1222, 1742, 3149, 5707, 6298, 7319, 11414, 14638, 20633, 26461, 29413, 37721, 40937, 41266, 52922, 58826, 75442, 81874, 247157, 268229, 343993, 382369, 490373, 494314, 536458, 687986, 764738, 980746, 1382411, 1772887, 2764822, 3213041, 3545774, 6426082, 11616379, 16559519, 17971343, 23047531, 23232758, 33119038, 35942686, 46095062, 151012927, 215273747, 302025854, 430547494, 778297393, 1556594786, 10117866109, 20235732218]

約数ペア:

[(1, 20235732218), (2, 10117866109), (13, 1556594786), (26, 778297393), (47, 430547494), (67, 302025854), (94, 215273747), (134, 151012927), (439, 46095062), (563, 35942686), (611, 33119038), (871, 23232758), (878, 23047531), (1126, 17971343), (1222, 16559519), (1742, 11616379), (3149, 6426082), (5707, 3545774), (6298, 3213041), (7319, 2764822), (11414, 1772887), (14638, 1382411), (20633, 980746), (26461, 764738), (29413, 687986), (37721, 536458), (40937, 494314), (41266, 490373), (52922, 382369), (58826, 343993), (75442, 268229), (81874, 247157)]