19768730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 38581704

約数和(自身を除く): 18812974

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 101, 115, 185, 202, 230, 370, 505, 529, 851, 1010, 1058, 1702, 2323, 2645, 3737, 4255, 4646, 5290, 7474, 8510, 11615, 18685, 19573, 23230, 37370, 39146, 53429, 85951, 97865, 106858, 171902, 195730, 267145, 429755, 534290, 859510, 1976873, 3953746, 9884365, 19768730]

約数ペア:

[(1, 19768730), (2, 9884365), (5, 3953746), (10, 1976873), (23, 859510), (37, 534290), (46, 429755), (74, 267145), (101, 195730), (115, 171902), (185, 106858), (202, 97865), (230, 85951), (370, 53429), (505, 39146), (529, 37370), (851, 23230), (1010, 19573), (1058, 18685), (1702, 11615), (2323, 8510), (2645, 7474), (3737, 5290), (4255, 4646)]