398156912

素因数分解:

$2^4\times {\mathrm{2393}}^1\times {\mathrm{10399}}^1$

素因数の和:12800

約数の個数: 20

約数和(自身を含む): 771825600

約数和(自身を除く): 373668688

約数列:

[1, 2, 4, 8, 16, 2393, 4786, 9572, 10399, 19144, 20798, 38288, 41596, 83192, 166384, 24884807, 49769614, 99539228, 199078456, 398156912]

約数ペア:

[(1, 398156912), (2, 199078456), (4, 99539228), (8, 49769614), (16, 24884807), (2393, 166384), (4786, 83192), (9572, 41596), (10399, 38288), (19144, 20798)]