18570370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20407}}^1$

素因数の和:20434

約数の個数: 32

約数和(自身を含む): 41142528

約数和(自身を除く): 22572158

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20407, 40814, 102035, 142849, 204070, 265291, 285698, 530582, 714245, 1326455, 1428490, 1857037, 2652910, 3714074, 9285185, 18570370]

約数ペア:

[(1, 18570370), (2, 9285185), (5, 3714074), (7, 2652910), (10, 1857037), (13, 1428490), (14, 1326455), (26, 714245), (35, 530582), (65, 285698), (70, 265291), (91, 204070), (130, 142849), (182, 102035), (455, 40814), (910, 20407)]