389634725408

素因数分解:

$2^5\times {\mathrm{557}}^1\times {\mathrm{21860117}}^1$

素因数の和:21860684

約数の個数: 24

約数和(自身を含む): 768470588172

約数和(自身を除く): 378835862764

約数列:

[1, 2, 4, 8, 16, 32, 557, 1114, 2228, 4456, 8912, 17824, 21860117, 43720234, 87440468, 174880936, 349761872, 699523744, 12176085169, 24352170338, 48704340676, 97408681352, 194817362704, 389634725408]

約数ペア:

[(1, 389634725408), (2, 194817362704), (4, 97408681352), (8, 48704340676), (16, 24352170338), (32, 12176085169), (557, 699523744), (1114, 349761872), (2228, 174880936), (4456, 87440468), (8912, 43720234), (17824, 21860117)]