17939480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34499}}^1$

素因数の和:34523

約数の個数: 32

約数和(自身を含む): 43470000

約数和(自身を除く): 25530520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34499, 68998, 137996, 172495, 275992, 344990, 448487, 689980, 896974, 1379960, 1793948, 2242435, 3587896, 4484870, 8969740, 17939480]

約数ペア:

[(1, 17939480), (2, 8969740), (4, 4484870), (5, 3587896), (8, 2242435), (10, 1793948), (13, 1379960), (20, 896974), (26, 689980), (40, 448487), (52, 344990), (65, 275992), (104, 172495), (130, 137996), (260, 68998), (520, 34499)]