18767906

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:913

約数の個数: 16

約数和(自身を含む): 28744416

約数和(自身を除く): 9976510

約数列:

[1, 2, 67, 134, 227, 454, 617, 1234, 15209, 30418, 41339, 82678, 140059, 280118, 9383953, 18767906]

約数ペア:

[(1, 18767906), (2, 9383953), (67, 280118), (134, 140059), (227, 82678), (454, 41339), (617, 30418), (1234, 15209)]