18151738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1302

約数の個数: 32

約数和(自身を含む): 32088960

約数和(自身を除く): 13937222

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1237, 1334, 2474, 7337, 13607, 14674, 27214, 28451, 35873, 56902, 71746, 312961, 394603, 625922, 789206, 825079, 1650158, 9075869, 18151738]

約数ペア:

[(1, 18151738), (2, 9075869), (11, 1650158), (22, 825079), (23, 789206), (29, 625922), (46, 394603), (58, 312961), (253, 71746), (319, 56902), (506, 35873), (638, 28451), (667, 27214), (1237, 14674), (1334, 13607), (2474, 7337)]