19170320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18433}}^1$

素因数の和:18459

約数の個数: 40

約数和(自身を含む): 48002136

約数和(自身を除く): 28831816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 18433, 36866, 73732, 92165, 147464, 184330, 239629, 294928, 368660, 479258, 737320, 958516, 1198145, 1474640, 1917032, 2396290, 3834064, 4792580, 9585160, 19170320]

約数ペア:

[(1, 19170320), (2, 9585160), (4, 4792580), (5, 3834064), (8, 2396290), (10, 1917032), (13, 1474640), (16, 1198145), (20, 958516), (26, 737320), (40, 479258), (52, 368660), (65, 294928), (80, 239629), (104, 184330), (130, 147464), (208, 92165), (260, 73732), (520, 36866), (1040, 18433)]