20180930917

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{1481}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 24961053312

約数和(自身を除く): 4780122395

約数列:

[1, 7, 23, 49, 107, 113, 161, 749, 791, 1127, 1481, 2461, 2599, 5243, 5537, 10367, 12091, 17227, 18193, 34063, 72569, 84637, 120589, 127351, 158467, 167353, 238441, 278093, 592459, 1109269, 1171471, 1669087, 1946651, 3644741, 3849119, 7764883, 8200297, 13626557, 17906771, 25513187, 26943833, 125347397, 178592309, 188606831, 411855733, 877431779, 2882990131, 20180930917]

約数ペア:

[(1, 20180930917), (7, 2882990131), (23, 877431779), (49, 411855733), (107, 188606831), (113, 178592309), (161, 125347397), (749, 26943833), (791, 25513187), (1127, 17906771), (1481, 13626557), (2461, 8200297), (2599, 7764883), (5243, 3849119), (5537, 3644741), (10367, 1946651), (12091, 1669087), (17227, 1171471), (18193, 1109269), (34063, 592459), (72569, 278093), (84637, 238441), (120589, 167353), (127351, 158467)]