18638931

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1973}}^1$

素因数の和:2090

約数の個数: 16

約数和(自身を含む): 25772544

約数和(自身を除く): 7133613

約数列:

[1, 3, 47, 67, 141, 201, 1973, 3149, 5919, 9447, 92731, 132191, 278193, 396573, 6212977, 18638931]

約数ペア:

[(1, 18638931), (3, 6212977), (47, 396573), (67, 278193), (141, 132191), (201, 92731), (1973, 9447), (3149, 5919)]