389614676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{804989}}^1$

素因数の和:805015

約数の個数: 18

約数和(自身を含む): 749445690

約数和(自身を除く): 359831014

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 804989, 1609978, 3219956, 8854879, 17709758, 35419516, 97403669, 194807338, 389614676]

約数ペア:

[(1, 389614676), (2, 194807338), (4, 97403669), (11, 35419516), (22, 17709758), (44, 8854879), (121, 3219956), (242, 1609978), (484, 804989)]