19456718

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 29700000

約数和(自身を除く): 10243282

約数列:

[1, 2, 109, 149, 218, 298, 599, 1198, 16241, 32482, 65291, 89251, 130582, 178502, 9728359, 19456718]

約数ペア:

[(1, 19456718), (2, 9728359), (109, 178502), (149, 130582), (218, 89251), (298, 65291), (599, 32482), (1198, 16241)]