72160132

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18427}}^1$

素因数の和:18531

約数の個数: 24

約数和(自身を含む): 139315680

約数和(自身を除く): 67155548

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 18427, 36854, 73708, 202697, 405394, 810788, 1640003, 3280006, 6560012, 18040033, 36080066, 72160132]

約数ペア:

[(1, 72160132), (2, 36080066), (4, 18040033), (11, 6560012), (22, 3280006), (44, 1640003), (89, 810788), (178, 405394), (356, 202697), (979, 73708), (1958, 36854), (3916, 18427)]