17998760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34613}}^1$

素因数の和:34637

約数の個数: 32

約数和(自身を含む): 43613640

約数和(自身を除く): 25614880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34613, 69226, 138452, 173065, 276904, 346130, 449969, 692260, 899938, 1384520, 1799876, 2249845, 3599752, 4499690, 8999380, 17998760]

約数ペア:

[(1, 17998760), (2, 8999380), (4, 4499690), (5, 3599752), (8, 2249845), (10, 1799876), (13, 1384520), (20, 899938), (26, 692260), (40, 449969), (52, 346130), (65, 276904), (104, 173065), (130, 138452), (260, 69226), (520, 34613)]