18984550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29207}}^1$

素因数の和:29232

約数の個数: 24

約数和(自身を含む): 38028816

約数和(自身を除く): 19044266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 29207, 58414, 146035, 292070, 379691, 730175, 759382, 1460350, 1898455, 3796910, 9492275, 18984550]

約数ペア:

[(1, 18984550), (2, 9492275), (5, 3796910), (10, 1898455), (13, 1460350), (25, 759382), (26, 730175), (50, 379691), (65, 292070), (130, 146035), (325, 58414), (650, 29207)]