20873344

素因数分解:

$2^7\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 41796540

約数和(自身を除く): 20923196

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 313, 521, 626, 1042, 1252, 2084, 2504, 4168, 5008, 8336, 10016, 16672, 20032, 33344, 40064, 66688, 163073, 326146, 652292, 1304584, 2609168, 5218336, 10436672, 20873344]

約数ペア:

[(1, 20873344), (2, 10436672), (4, 5218336), (8, 2609168), (16, 1304584), (32, 652292), (64, 326146), (128, 163073), (313, 66688), (521, 40064), (626, 33344), (1042, 20032), (1252, 16672), (2084, 10016), (2504, 8336), (4168, 5008)]