20117754

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3617}}^1$

素因数の和:3731

約数の個数: 32

約数和(自身を含む): 45152640

約数和(自身を除く): 25034886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 3617, 5562, 7234, 10851, 21702, 32553, 65106, 97659, 195318, 372551, 745102, 1117653, 2235306, 3352959, 6705918, 10058877, 20117754]

約数ペア:

[(1, 20117754), (2, 10058877), (3, 6705918), (6, 3352959), (9, 2235306), (18, 1117653), (27, 745102), (54, 372551), (103, 195318), (206, 97659), (309, 65106), (618, 32553), (927, 21702), (1854, 10851), (2781, 7234), (3617, 5562)]