18892119

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 25682400

約数和(自身を除く): 6790281

約数列:

[1, 3, 89, 173, 267, 409, 519, 1227, 15397, 36401, 46191, 70757, 109203, 212271, 6297373, 18892119]

約数ペア:

[(1, 18892119), (3, 6297373), (89, 212271), (173, 109203), (267, 70757), (409, 46191), (519, 36401), (1227, 15397)]