220154612

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{2939}}^1$

素因数の和:3311

約数の個数: 24

約数和(自身を含む): 392995680

約数和(自身を除く): 172841068

約数列:

[1, 2, 4, 61, 122, 244, 307, 614, 1228, 2939, 5878, 11756, 18727, 37454, 74908, 179279, 358558, 717116, 902273, 1804546, 3609092, 55038653, 110077306, 220154612]

約数ペア:

[(1, 220154612), (2, 110077306), (4, 55038653), (61, 3609092), (122, 1804546), (244, 902273), (307, 717116), (614, 358558), (1228, 179279), (2939, 74908), (5878, 37454), (11756, 18727)]