19972370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5857}}^1$

素因数の和:5906

約数の個数: 32

約数和(自身を含む): 40490496

約数和(自身を除く): 20518126

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 5857, 11714, 29285, 58570, 64427, 128854, 181567, 322135, 363134, 644270, 907835, 1815670, 1997237, 3994474, 9986185, 19972370]

約数ペア:

[(1, 19972370), (2, 9986185), (5, 3994474), (10, 1997237), (11, 1815670), (22, 907835), (31, 644270), (55, 363134), (62, 322135), (110, 181567), (155, 128854), (310, 64427), (341, 58570), (682, 29285), (1705, 11714), (3410, 5857)]