389655172

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{10837}}^1$

素因数の和:11031

約数の個数: 24

約数和(自身を含む): 696449880

約数和(自身を除く): 306794708

約数列:

[1, 2, 4, 89, 101, 178, 202, 356, 404, 8989, 10837, 17978, 21674, 35956, 43348, 964493, 1094537, 1928986, 2189074, 3857972, 4378148, 97413793, 194827586, 389655172]

約数ペア:

[(1, 389655172), (2, 194827586), (4, 97413793), (89, 4378148), (101, 3857972), (178, 2189074), (202, 1928986), (356, 1094537), (404, 964493), (8989, 43348), (10837, 35956), (17978, 21674)]