18715192

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2815

約数の個数: 32

約数和(自身を含む): 37620000

約数和(自身を除く): 18904808

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 2749, 3404, 5498, 6808, 10996, 21992, 63227, 101713, 126454, 203426, 252908, 406852, 505816, 813704, 2339399, 4678798, 9357596, 18715192]

約数ペア:

[(1, 18715192), (2, 9357596), (4, 4678798), (8, 2339399), (23, 813704), (37, 505816), (46, 406852), (74, 252908), (92, 203426), (148, 126454), (184, 101713), (296, 63227), (851, 21992), (1702, 10996), (2749, 6808), (3404, 5498)]