20743816

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89413}}^1$

素因数の和:89448

約数の個数: 16

約数和(自身を含む): 40236300

約数和(自身を除く): 19492484

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 89413, 178826, 357652, 715304, 2592977, 5185954, 10371908, 20743816]

約数ペア:

[(1, 20743816), (2, 10371908), (4, 5185954), (8, 2592977), (29, 715304), (58, 357652), (116, 178826), (232, 89413)]