40025648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{192431}}^1$

素因数の和:192452

約数の個数: 20

約数和(自身を含む): 83515488

約数和(自身を除く): 43489840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 192431, 384862, 769724, 1539448, 2501603, 3078896, 5003206, 10006412, 20012824, 40025648]

約数ペア:

[(1, 40025648), (2, 20012824), (4, 10006412), (8, 5003206), (13, 3078896), (16, 2501603), (26, 1539448), (52, 769724), (104, 384862), (208, 192431)]