19929726

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2918

約数の個数: 40

約数和(自身を含む): 45711864

約数和(自身を除く): 25782138

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 2861, 3483, 5722, 6966, 8583, 17166, 25749, 51498, 77247, 123023, 154494, 231741, 246046, 369069, 463482, 738138, 1107207, 2214414, 3321621, 6643242, 9964863, 19929726]

約数ペア:

[(1, 19929726), (2, 9964863), (3, 6643242), (6, 3321621), (9, 2214414), (18, 1107207), (27, 738138), (43, 463482), (54, 369069), (81, 246046), (86, 231741), (129, 154494), (162, 123023), (258, 77247), (387, 51498), (774, 25749), (1161, 17166), (2322, 8583), (2861, 6966), (3483, 5722)]