18465431530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20291683}}^1$

素因数の和:20291710

約数の個数: 32

約数和(自身を含む): 40908034944

約数和(自身を除く): 22442603414

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20291683, 40583366, 101458415, 142041781, 202916830, 263791879, 284083562, 527583758, 710208905, 1318959395, 1420417810, 1846543153, 2637918790, 3693086306, 9232715765, 18465431530]

約数ペア:

[(1, 18465431530), (2, 9232715765), (5, 3693086306), (7, 2637918790), (10, 1846543153), (13, 1420417810), (14, 1318959395), (26, 710208905), (35, 527583758), (65, 284083562), (70, 263791879), (91, 202916830), (130, 142041781), (182, 101458415), (455, 40583366), (910, 20291683)]