18979474

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{3923}}^1$

素因数の和:4025

約数の個数: 16

約数和(自身を含む): 29665440

約数和(自身を除く): 10685966

約数列:

[1, 2, 41, 59, 82, 118, 2419, 3923, 4838, 7846, 160843, 231457, 321686, 462914, 9489737, 18979474]

約数ペア:

[(1, 18979474), (2, 9489737), (41, 462914), (59, 321686), (82, 231457), (118, 160843), (2419, 7846), (3923, 4838)]