20639754

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{11353}}^1$

素因数の和:11462

約数の個数: 24

約数和(自身を含む): 45166212

約数和(自身を除く): 24526458

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1818, 11353, 22706, 34059, 68118, 102177, 204354, 1146653, 2293306, 3439959, 6879918, 10319877, 20639754]

約数ペア:

[(1, 20639754), (2, 10319877), (3, 6879918), (6, 3439959), (9, 2293306), (18, 1146653), (101, 204354), (202, 102177), (303, 68118), (606, 34059), (909, 22706), (1818, 11353)]