22501870

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 41484960

約数和(自身を除く): 18983090

約数列:

[1, 2, 5, 10, 89, 131, 178, 193, 262, 386, 445, 655, 890, 965, 1310, 1930, 11659, 17177, 23318, 25283, 34354, 50566, 58295, 85885, 116590, 126415, 171770, 252830, 2250187, 4500374, 11250935, 22501870]

約数ペア:

[(1, 22501870), (2, 11250935), (5, 4500374), (10, 2250187), (89, 252830), (131, 171770), (178, 126415), (193, 116590), (262, 85885), (386, 58295), (445, 50566), (655, 34354), (890, 25283), (965, 23318), (1310, 17177), (1930, 11659)]