19491652

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 35078400

約数和(自身を除く): 15586748

約数列:

[1, 2, 4, 47, 94, 188, 199, 398, 521, 796, 1042, 2084, 9353, 18706, 24487, 37412, 48974, 97948, 103679, 207358, 414716, 4872913, 9745826, 19491652]

約数ペア:

[(1, 19491652), (2, 9745826), (4, 4872913), (47, 414716), (94, 207358), (188, 103679), (199, 97948), (398, 48974), (521, 37412), (796, 24487), (1042, 18706), (2084, 9353)]