17281420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66467}}^1$

素因数の和:66489

約数の個数: 24

約数和(自身を含む): 39083184

約数和(自身を除く): 21801764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 66467, 132934, 265868, 332335, 664670, 864071, 1329340, 1728142, 3456284, 4320355, 8640710, 17281420]

約数ペア:

[(1, 17281420), (2, 8640710), (4, 4320355), (5, 3456284), (10, 1728142), (13, 1329340), (20, 864071), (26, 664670), (52, 332335), (65, 265868), (130, 132934), (260, 66467)]