20219090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 38044080

約数和(自身を除く): 17824990

約数列:

[1, 2, 5, 10, 29, 58, 113, 145, 226, 290, 565, 617, 1130, 1234, 3085, 3277, 6170, 6554, 16385, 17893, 32770, 35786, 69721, 89465, 139442, 178930, 348605, 697210, 2021909, 4043818, 10109545, 20219090]

約数ペア:

[(1, 20219090), (2, 10109545), (5, 4043818), (10, 2021909), (29, 697210), (58, 348605), (113, 178930), (145, 139442), (226, 89465), (290, 69721), (565, 35786), (617, 32770), (1130, 17893), (1234, 16385), (3085, 6554), (3277, 6170)]