19913964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237071}}^1$

素因数の和:237085

約数の個数: 24

約数和(自身を含む): 53104128

約数和(自身を除く): 33190164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237071, 474142, 711213, 948284, 1422426, 1659497, 2844852, 3318994, 4978491, 6637988, 9956982, 19913964]

約数ペア:

[(1, 19913964), (2, 9956982), (3, 6637988), (4, 4978491), (6, 3318994), (7, 2844852), (12, 1659497), (14, 1422426), (21, 948284), (28, 711213), (42, 474142), (84, 237071)]