18601304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2309}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 37422000

約数和(自身を除く): 18820696

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 2309, 4028, 4618, 8056, 9236, 18472, 43871, 87742, 122377, 175484, 244754, 350968, 489508, 979016, 2325163, 4650326, 9300652, 18601304]

約数ペア:

[(1, 18601304), (2, 9300652), (4, 4650326), (8, 2325163), (19, 979016), (38, 489508), (53, 350968), (76, 244754), (106, 175484), (152, 122377), (212, 87742), (424, 43871), (1007, 18472), (2014, 9236), (2309, 8056), (4028, 4618)]