19883835

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3373}}^1$

素因数の和:3515

約数の個数: 24

約数和(自身を含む): 34738704

約数和(自身を除く): 14854869

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 3373, 5895, 10119, 16865, 30357, 50595, 151785, 441863, 1325589, 2209315, 3976767, 6627945, 19883835]

約数ペア:

[(1, 19883835), (3, 6627945), (5, 3976767), (9, 2209315), (15, 1325589), (45, 441863), (131, 151785), (393, 50595), (655, 30357), (1179, 16865), (1965, 10119), (3373, 5895)]