388548908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{802787}}^1$

素因数の和:802813

約数の個数: 18

約数和(自身を含む): 747395628

約数和(自身を除く): 358846720

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 802787, 1605574, 3211148, 8830657, 17661314, 35322628, 97137227, 194274454, 388548908]

約数ペア:

[(1, 388548908), (2, 194274454), (4, 97137227), (11, 35322628), (22, 17661314), (44, 8830657), (121, 3211148), (242, 1605574), (484, 802787)]