20047877072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{859981}}^1$

素因数の和:860067

約数の個数: 40

約数和(自身を含む): 40948902912

約数和(自身を除く): 20901025840

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1457, 2914, 5828, 11656, 23312, 859981, 1719962, 3439924, 6879848, 13759696, 26659411, 40419107, 53318822, 80838214, 106637644, 161676428, 213275288, 323352856, 426550576, 646705712, 1252992317, 2505984634, 5011969268, 10023938536, 20047877072]

約数ペア:

[(1, 20047877072), (2, 10023938536), (4, 5011969268), (8, 2505984634), (16, 1252992317), (31, 646705712), (47, 426550576), (62, 323352856), (94, 213275288), (124, 161676428), (188, 106637644), (248, 80838214), (376, 53318822), (496, 40419107), (752, 26659411), (1457, 13759696), (2914, 6879848), (5828, 3439924), (11656, 1719962), (23312, 859981)]