20210744672

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15404531}}^1$

素因数の和:15404582

約数の個数: 24

約数和(自身を含む): 40760391672

約数和(自身を除く): 20549647000

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15404531, 30809062, 61618124, 123236248, 246472496, 492944992, 631585771, 1263171542, 2526343084, 5052686168, 10105372336, 20210744672]

約数ペア:

[(1, 20210744672), (2, 10105372336), (4, 5052686168), (8, 2526343084), (16, 1263171542), (32, 631585771), (41, 492944992), (82, 246472496), (164, 123236248), (328, 61618124), (656, 30809062), (1312, 15404531)]