20181946688

素因数分解:

$2^6\times {\mathrm{271}}^1\times {\mathrm{1163627}}^1$

素因数の和:1163910

約数の個数: 28

約数和(自身を含む): 40196365632

約数和(自身を除く): 20014418944

約数列:

[1, 2, 4, 8, 16, 32, 64, 271, 542, 1084, 2168, 4336, 8672, 17344, 1163627, 2327254, 4654508, 9309016, 18618032, 37236064, 74472128, 315342917, 630685834, 1261371668, 2522743336, 5045486672, 10090973344, 20181946688]

約数ペア:

[(1, 20181946688), (2, 10090973344), (4, 5045486672), (8, 2522743336), (16, 1261371668), (32, 630685834), (64, 315342917), (271, 74472128), (542, 37236064), (1084, 18618032), (2168, 9309016), (4336, 4654508), (8672, 2327254), (17344, 1163627)]