19711866

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61987}}^1$

素因数の和:62045

約数の個数: 16

約数和(自身を含む): 40168224

約数和(自身を除く): 20456358

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 61987, 123974, 185961, 371922, 3285311, 6570622, 9855933, 19711866]

約数ペア:

[(1, 19711866), (2, 9855933), (3, 6570622), (6, 3285311), (53, 371922), (106, 185961), (159, 123974), (318, 61987)]