19726778882

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{887}}^1\times {\mathrm{1109}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 30563965440

約数和(自身を除く): 10837186558

約数列:

[1, 2, 37, 74, 271, 542, 887, 1109, 1774, 2218, 10027, 20054, 32819, 41033, 65638, 82066, 240377, 300539, 480754, 601078, 983683, 1967366, 8893949, 11119943, 17787898, 22239886, 36396271, 72792542, 266578093, 533156186, 9863389441, 19726778882]

約数ペア:

[(1, 19726778882), (2, 9863389441), (37, 533156186), (74, 266578093), (271, 72792542), (542, 36396271), (887, 22239886), (1109, 17787898), (1774, 11119943), (2218, 8893949), (10027, 1967366), (20054, 983683), (32819, 601078), (41033, 480754), (65638, 300539), (82066, 240377)]