18129914

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3986

約数の個数: 24

約数和(自身を含む): 31473120

約数和(自身を除く): 13343206

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 3943, 4598, 7886, 43373, 74917, 86746, 149834, 477103, 824087, 954206, 1648174, 9064957, 18129914]

約数ペア:

[(1, 18129914), (2, 9064957), (11, 1648174), (19, 954206), (22, 824087), (38, 477103), (121, 149834), (209, 86746), (242, 74917), (418, 43373), (2299, 7886), (3943, 4598)]