18225976

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 35315280

約数和(自身を除く): 17089304

約数列:

[1, 2, 4, 8, 41, 82, 164, 181, 307, 328, 362, 614, 724, 1228, 1448, 2456, 7421, 12587, 14842, 25174, 29684, 50348, 55567, 59368, 100696, 111134, 222268, 444536, 2278247, 4556494, 9112988, 18225976]

約数ペア:

[(1, 18225976), (2, 9112988), (4, 4556494), (8, 2278247), (41, 444536), (82, 222268), (164, 111134), (181, 100696), (307, 59368), (328, 55567), (362, 50348), (614, 29684), (724, 25174), (1228, 14842), (1448, 12587), (2456, 7421)]