18895308

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{42557}}^1$

素因数の和:42601

約数の個数: 24

約数和(自身を含む): 45281712

約数和(自身を除く): 26386404

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 42557, 85114, 127671, 170228, 255342, 510684, 1574609, 3149218, 4723827, 6298436, 9447654, 18895308]

約数ペア:

[(1, 18895308), (2, 9447654), (3, 6298436), (4, 4723827), (6, 3149218), (12, 1574609), (37, 510684), (74, 255342), (111, 170228), (148, 127671), (222, 85114), (444, 42557)]