19941238390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1599137}}^1$

素因数の和:1599216

約数の個数: 32

約数和(自身を含む): 37995518880

約数和(自身を除く): 18054280490

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2494, 6235, 12470, 1599137, 3198274, 7995685, 15991370, 46374973, 68762891, 92749946, 137525782, 231874865, 343814455, 463749730, 687628910, 1994123839, 3988247678, 9970619195, 19941238390]

約数ペア:

[(1, 19941238390), (2, 9970619195), (5, 3988247678), (10, 1994123839), (29, 687628910), (43, 463749730), (58, 343814455), (86, 231874865), (145, 137525782), (215, 92749946), (290, 68762891), (430, 46374973), (1247, 15991370), (2494, 7995685), (6235, 3198274), (12470, 1599137)]