19803250

素因数分解:

$2^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{701}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 37453104

約数和(自身を除く): 17649854

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 701, 1130, 1402, 2825, 3505, 5650, 7010, 14125, 17525, 28250, 35050, 79213, 87625, 158426, 175250, 396065, 792130, 1980325, 3960650, 9901625, 19803250]

約数ペア:

[(1, 19803250), (2, 9901625), (5, 3960650), (10, 1980325), (25, 792130), (50, 396065), (113, 175250), (125, 158426), (226, 87625), (250, 79213), (565, 35050), (701, 28250), (1130, 17525), (1402, 14125), (2825, 7010), (3505, 5650)]