218191996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 432391680

約数和(自身を除く): 214199684

約数列:

[1, 2, 4, 11, 22, 41, 44, 79, 82, 158, 164, 316, 451, 869, 902, 1531, 1738, 1804, 3062, 3239, 3476, 6124, 6478, 12956, 16841, 33682, 35629, 62771, 67364, 71258, 120949, 125542, 142516, 241898, 251084, 483796, 690481, 1330439, 1380962, 2660878, 2761924, 4958909, 5321756, 9917818, 19835636, 54547999, 109095998, 218191996]

約数ペア:

[(1, 218191996), (2, 109095998), (4, 54547999), (11, 19835636), (22, 9917818), (41, 5321756), (44, 4958909), (79, 2761924), (82, 2660878), (158, 1380962), (164, 1330439), (316, 690481), (451, 483796), (869, 251084), (902, 241898), (1531, 142516), (1738, 125542), (1804, 120949), (3062, 71258), (3239, 67364), (3476, 62771), (6124, 35629), (6478, 33682), (12956, 16841)]