40487512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389303}}^1$

素因数の和:389322

約数の個数: 16

約数和(自身を含む): 81753840

約数和(自身を除く): 41266328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389303, 778606, 1557212, 3114424, 5060939, 10121878, 20243756, 40487512]

約数ペア:

[(1, 40487512), (2, 20243756), (4, 10121878), (8, 5060939), (13, 3114424), (26, 1557212), (52, 778606), (104, 389303)]