19401584

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3359}}^1$

素因数の和:3405

約数の個数: 30

約数和(自身を含む): 39684960

約数和(自身を除く): 20283376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3359, 5776, 6718, 13436, 26872, 53744, 63821, 127642, 255284, 510568, 1021136, 1212599, 2425198, 4850396, 9700792, 19401584]

約数ペア:

[(1, 19401584), (2, 9700792), (4, 4850396), (8, 2425198), (16, 1212599), (19, 1021136), (38, 510568), (76, 255284), (152, 127642), (304, 63821), (361, 53744), (722, 26872), (1444, 13436), (2888, 6718), (3359, 5776)]