18257630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 34573824

約数和(自身を除く): 16316194

約数列:

[1, 2, 5, 10, 23, 46, 115, 163, 230, 326, 487, 815, 974, 1630, 2435, 3749, 4870, 7498, 11201, 18745, 22402, 37490, 56005, 79381, 112010, 158762, 396905, 793810, 1825763, 3651526, 9128815, 18257630]

約数ペア:

[(1, 18257630), (2, 9128815), (5, 3651526), (10, 1825763), (23, 793810), (46, 396905), (115, 158762), (163, 112010), (230, 79381), (326, 56005), (487, 37490), (815, 22402), (974, 18745), (1630, 11201), (2435, 7498), (3749, 4870)]