18648760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35863}}^1$

素因数の和:35887

約数の個数: 32

約数和(自身を含む): 45188640

約数和(自身を除く): 26539880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35863, 71726, 143452, 179315, 286904, 358630, 466219, 717260, 932438, 1434520, 1864876, 2331095, 3729752, 4662190, 9324380, 18648760]

約数ペア:

[(1, 18648760), (2, 9324380), (4, 4662190), (5, 3729752), (8, 2331095), (10, 1864876), (13, 1434520), (20, 932438), (26, 717260), (40, 466219), (52, 358630), (65, 286904), (104, 179315), (130, 143452), (260, 71726), (520, 35863)]