18138426

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1487}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 20430534

約数列:

[1, 2, 3, 6, 19, 38, 57, 107, 114, 214, 321, 642, 1487, 2033, 2974, 4066, 4461, 6099, 8922, 12198, 28253, 56506, 84759, 159109, 169518, 318218, 477327, 954654, 3023071, 6046142, 9069213, 18138426]

約数ペア:

[(1, 18138426), (2, 9069213), (3, 6046142), (6, 3023071), (19, 954654), (38, 477327), (57, 318218), (107, 169518), (114, 159109), (214, 84759), (321, 56506), (642, 28253), (1487, 12198), (2033, 8922), (2974, 6099), (4066, 4461)]