20370252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 54577152

約数和(自身を除く): 34206900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 281, 562, 843, 863, 1124, 1686, 1726, 1967, 2589, 3372, 3452, 3934, 5178, 5901, 6041, 7868, 10356, 11802, 12082, 18123, 23604, 24164, 36246, 72492, 242503, 485006, 727509, 970012, 1455018, 1697521, 2910036, 3395042, 5092563, 6790084, 10185126, 20370252]

約数ペア:

[(1, 20370252), (2, 10185126), (3, 6790084), (4, 5092563), (6, 3395042), (7, 2910036), (12, 1697521), (14, 1455018), (21, 970012), (28, 727509), (42, 485006), (84, 242503), (281, 72492), (562, 36246), (843, 24164), (863, 23604), (1124, 18123), (1686, 12082), (1726, 11802), (1967, 10356), (2589, 7868), (3372, 6041), (3452, 5901), (3934, 5178)]