20173896380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4826291}}^1$

素因数の和:4826330

約数の個数: 48

約数和(自身を含む): 48649023360

約数和(自身を除く): 28475126980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 4826291, 9652582, 19305164, 24131455, 48262910, 53089201, 91699529, 96525820, 106178402, 183399058, 212356804, 265446005, 366798116, 458497645, 530892010, 916995290, 1008694819, 1061784020, 1833990580, 2017389638, 4034779276, 5043474095, 10086948190, 20173896380]

約数ペア:

[(1, 20173896380), (2, 10086948190), (4, 5043474095), (5, 4034779276), (10, 2017389638), (11, 1833990580), (19, 1061784020), (20, 1008694819), (22, 916995290), (38, 530892010), (44, 458497645), (55, 366798116), (76, 265446005), (95, 212356804), (110, 183399058), (190, 106178402), (209, 96525820), (220, 91699529), (380, 53089201), (418, 48262910), (836, 24131455), (1045, 19305164), (2090, 9652582), (4180, 4826291)]