18962620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20173}}^1$

素因数の和:20229

約数の個数: 24

約数和(自身を含む): 40670784

約数和(自身を除く): 21708164

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 20173, 40346, 80692, 100865, 201730, 403460, 948131, 1896262, 3792524, 4740655, 9481310, 18962620]

約数ペア:

[(1, 18962620), (2, 9481310), (4, 4740655), (5, 3792524), (10, 1896262), (20, 948131), (47, 403460), (94, 201730), (188, 100865), (235, 80692), (470, 40346), (940, 20173)]