20717262

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10369}}^1$

素因数の和:10417

約数の個数: 32

約数和(自身を含む): 47287200

約数和(自身を除く): 26569938

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10369, 20738, 31107, 62214, 93321, 186642, 279963, 383653, 559926, 767306, 1150959, 2301918, 3452877, 6905754, 10358631, 20717262]

約数ペア:

[(1, 20717262), (2, 10358631), (3, 6905754), (6, 3452877), (9, 2301918), (18, 1150959), (27, 767306), (37, 559926), (54, 383653), (74, 279963), (111, 186642), (222, 93321), (333, 62214), (666, 31107), (999, 20738), (1998, 10369)]