18118474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 12907766

約数列:

[1, 2, 11, 22, 41, 53, 82, 106, 379, 451, 583, 758, 902, 1166, 2173, 4169, 4346, 8338, 15539, 20087, 23903, 31078, 40174, 47806, 170929, 220957, 341858, 441914, 823567, 1647134, 9059237, 18118474]

約数ペア:

[(1, 18118474), (2, 9059237), (11, 1647134), (22, 823567), (41, 441914), (53, 341858), (82, 220957), (106, 170929), (379, 47806), (451, 40174), (583, 31078), (758, 23903), (902, 20087), (1166, 15539), (2173, 8338), (4169, 4346)]