20853338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 14769382

約数列:

[1, 2, 11, 22, 41, 61, 82, 122, 379, 451, 671, 758, 902, 1342, 2501, 4169, 5002, 8338, 15539, 23119, 27511, 31078, 46238, 55022, 170929, 254309, 341858, 508618, 947879, 1895758, 10426669, 20853338]

約数ペア:

[(1, 20853338), (2, 10426669), (11, 1895758), (22, 947879), (41, 508618), (61, 341858), (82, 254309), (122, 170929), (379, 55022), (451, 46238), (671, 31078), (758, 27511), (902, 23119), (1342, 15539), (2501, 8338), (4169, 5002)]