219954916

素因数分解:

$2^2\times {\mathrm{241}}^1\times {\mathrm{401}}^1\times {\mathrm{569}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 388163160

約数和(自身を除く): 168208244

約数列:

[1, 2, 4, 241, 401, 482, 569, 802, 964, 1138, 1604, 2276, 96641, 137129, 193282, 228169, 274258, 386564, 456338, 548516, 912676, 54988729, 109977458, 219954916]

約数ペア:

[(1, 219954916), (2, 109977458), (4, 54988729), (241, 912676), (401, 548516), (482, 456338), (569, 386564), (802, 274258), (964, 228169), (1138, 193282), (1604, 137129), (2276, 96641)]