18148040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23879}}^1$

素因数の和:23909

約数の個数: 32

約数和(自身を含む): 42984000

約数和(自身を除く): 24835960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23879, 47758, 95516, 119395, 191032, 238790, 453701, 477580, 907402, 955160, 1814804, 2268505, 3629608, 4537010, 9074020, 18148040]

約数ペア:

[(1, 18148040), (2, 9074020), (4, 4537010), (5, 3629608), (8, 2268505), (10, 1814804), (19, 955160), (20, 907402), (38, 477580), (40, 453701), (76, 238790), (95, 191032), (152, 119395), (190, 95516), (380, 47758), (760, 23879)]