18387547204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{367957}}^1$

素因数の和:368036

約数の個数: 36

約数和(自身を含む): 35807464812

約数和(自身を除く): 17419917608

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 3844, 12493, 24986, 49972, 367957, 735914, 1471828, 4783441, 9566882, 11406667, 19133764, 22813334, 45626668, 148286671, 296573342, 353606677, 593146684, 707213354, 1414426708, 4596886801, 9193773602, 18387547204]

約数ペア:

[(1, 18387547204), (2, 9193773602), (4, 4596886801), (13, 1414426708), (26, 707213354), (31, 593146684), (52, 353606677), (62, 296573342), (124, 148286671), (403, 45626668), (806, 22813334), (961, 19133764), (1612, 11406667), (1922, 9566882), (3844, 4783441), (12493, 1471828), (24986, 735914), (49972, 367957)]