19714832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{72481}}^1$

素因数の和:72506

約数の個数: 20

約数和(自身を含む): 40444956

約数和(自身を除く): 20730124

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 72481, 144962, 289924, 579848, 1159696, 1232177, 2464354, 4928708, 9857416, 19714832]

約数ペア:

[(1, 19714832), (2, 9857416), (4, 4928708), (8, 2464354), (16, 1232177), (17, 1159696), (34, 579848), (68, 289924), (136, 144962), (272, 72481)]