1997006989688

素因数分解:

$2^3\times {\mathrm{23}}^3\times {\mathrm{43}}^1\times {\mathrm{477131}}^1$

素因数の和:477249

約数の個数: 64

約数和(自身を含む): 4005618566400

約数和(自身を除く): 2008611576712

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 529, 989, 1058, 1978, 2116, 3956, 4232, 7912, 12167, 22747, 24334, 45494, 48668, 90988, 97336, 181976, 477131, 523181, 954262, 1046362, 1908524, 2092724, 3817048, 4185448, 10974013, 20516633, 21948026, 41033266, 43896052, 82066532, 87792104, 164133064, 252402299, 471882559, 504804598, 943765118, 1009609196, 1887530236, 2019218392, 3775060472, 5805252877, 10853298857, 11610505754, 21706597714, 23221011508, 43413195428, 46442023016, 86826390856, 249625873711, 499251747422, 998503494844, 1997006989688]

約数ペア:

[(1, 1997006989688), (2, 998503494844), (4, 499251747422), (8, 249625873711), (23, 86826390856), (43, 46442023016), (46, 43413195428), (86, 23221011508), (92, 21706597714), (172, 11610505754), (184, 10853298857), (344, 5805252877), (529, 3775060472), (989, 2019218392), (1058, 1887530236), (1978, 1009609196), (2116, 943765118), (3956, 504804598), (4232, 471882559), (7912, 252402299), (12167, 164133064), (22747, 87792104), (24334, 82066532), (45494, 43896052), (48668, 41033266), (90988, 21948026), (97336, 20516633), (181976, 10974013), (477131, 4185448), (523181, 3817048), (954262, 2092724), (1046362, 1908524)]