17840810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 19898710

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 233, 247, 310, 403, 466, 494, 589, 806, 1165, 1178, 1235, 2015, 2330, 2470, 2945, 3029, 4030, 4427, 5890, 6058, 7223, 7657, 8854, 14446, 15145, 15314, 22135, 30290, 36115, 38285, 44270, 57551, 72230, 76570, 93899, 115102, 137237, 187798, 274474, 287755, 469495, 575510, 686185, 938990, 1372370, 1784081, 3568162, 8920405, 17840810]

約数ペア:

[(1, 17840810), (2, 8920405), (5, 3568162), (10, 1784081), (13, 1372370), (19, 938990), (26, 686185), (31, 575510), (38, 469495), (62, 287755), (65, 274474), (95, 187798), (130, 137237), (155, 115102), (190, 93899), (233, 76570), (247, 72230), (310, 57551), (403, 44270), (466, 38285), (494, 36115), (589, 30290), (806, 22135), (1165, 15314), (1178, 15145), (1235, 14446), (2015, 8854), (2330, 7657), (2470, 7223), (2945, 6058), (3029, 5890), (4030, 4427)]