20266862

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1303}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 38306304

約数和(自身を除く): 18039442

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1303, 1414, 2222, 2606, 7777, 9121, 14333, 15554, 18242, 28666, 100331, 131603, 200662, 263206, 921221, 1447633, 1842442, 2895266, 10133431, 20266862]

約数ペア:

[(1, 20266862), (2, 10133431), (7, 2895266), (11, 1842442), (14, 1447633), (22, 921221), (77, 263206), (101, 200662), (154, 131603), (202, 100331), (707, 28666), (1111, 18242), (1303, 15554), (1414, 14333), (2222, 9121), (2606, 7777)]