289097996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{345811}}^1$

素因数の和:345845

約数の個数: 24

約数和(自身を含む): 580964160

約数和(自身を除く): 291866164

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 345811, 691622, 1383244, 3803921, 6570409, 7607842, 13140818, 15215684, 26281636, 72274499, 144548998, 289097996]

約数ペア:

[(1, 289097996), (2, 144548998), (4, 72274499), (11, 26281636), (19, 15215684), (22, 13140818), (38, 7607842), (44, 6570409), (76, 3803921), (209, 1383244), (418, 691622), (836, 345811)]