20347436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4099}}^1$

素因数の和:4193

約数の個数: 24

約数和(自身を含む): 38228400

約数和(自身を除く): 17880964

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4099, 4964, 8198, 16396, 69683, 139366, 278732, 299227, 598454, 1196908, 5086859, 10173718, 20347436]

約数ペア:

[(1, 20347436), (2, 10173718), (4, 5086859), (17, 1196908), (34, 598454), (68, 299227), (73, 278732), (146, 139366), (292, 69683), (1241, 16396), (2482, 8198), (4099, 4964)]