18746720

素因数分解:

$2^5\times 5^1\times {\mathrm{117167}}^1$

素因数の和:117182

約数の個数: 24

約数和(自身を含む): 44289504

約数和(自身を除く): 25542784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117167, 234334, 468668, 585835, 937336, 1171670, 1874672, 2343340, 3749344, 4686680, 9373360, 18746720]

約数ペア:

[(1, 18746720), (2, 9373360), (4, 4686680), (5, 3749344), (8, 2343340), (10, 1874672), (16, 1171670), (20, 937336), (32, 585835), (40, 468668), (80, 234334), (160, 117167)]