20431348

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42923}}^1$

素因数の和:42951

約数の個数: 24

約数和(自身を含む): 43267392

約数和(自身を除く): 22836044

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42923, 85846, 171692, 300461, 600922, 729691, 1201844, 1459382, 2918764, 5107837, 10215674, 20431348]

約数ペア:

[(1, 20431348), (2, 10215674), (4, 5107837), (7, 2918764), (14, 1459382), (17, 1201844), (28, 729691), (34, 600922), (68, 300461), (119, 171692), (238, 85846), (476, 42923)]