20189855650

素因数分解:

$2^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{683}}^1\times {\mathrm{1901}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 37748887488

約数和(自身を除く): 17559031838

約数列:

[1, 2, 5, 10, 25, 50, 311, 622, 683, 1366, 1555, 1901, 3110, 3415, 3802, 6830, 7775, 9505, 15550, 17075, 19010, 34150, 47525, 95050, 212413, 424826, 591211, 1062065, 1182422, 1298383, 2124130, 2596766, 2956055, 5310325, 5912110, 6491915, 10620650, 12983830, 14780275, 29560550, 32459575, 64919150, 403797113, 807594226, 2018985565, 4037971130, 10094927825, 20189855650]

約数ペア:

[(1, 20189855650), (2, 10094927825), (5, 4037971130), (10, 2018985565), (25, 807594226), (50, 403797113), (311, 64919150), (622, 32459575), (683, 29560550), (1366, 14780275), (1555, 12983830), (1901, 10620650), (3110, 6491915), (3415, 5912110), (3802, 5310325), (6830, 2956055), (7775, 2596766), (9505, 2124130), (15550, 1298383), (17075, 1182422), (19010, 1062065), (34150, 591211), (47525, 424826), (95050, 212413)]