40591928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{390307}}^1$

素因数の和:390326

約数の個数: 16

約数和(自身を含む): 81964680

約数和(自身を除く): 41372752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 390307, 780614, 1561228, 3122456, 5073991, 10147982, 20295964, 40591928]

約数ペア:

[(1, 40591928), (2, 20295964), (4, 10147982), (8, 5073991), (13, 3122456), (26, 1561228), (52, 780614), (104, 390307)]