20513944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233113}}^1$

素因数の和:233130

約数の個数: 16

約数和(自身を含む): 41960520

約数和(自身を除く): 21446576

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233113, 466226, 932452, 1864904, 2564243, 5128486, 10256972, 20513944]

約数ペア:

[(1, 20513944), (2, 10256972), (4, 5128486), (8, 2564243), (11, 1864904), (22, 932452), (44, 466226), (88, 233113)]