16981510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18661}}^1$

素因数の和:18688

約数の個数: 32

約数和(自身を含む): 37622592

約数和(自身を除く): 20641082

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 18661, 37322, 93305, 130627, 186610, 242593, 261254, 485186, 653135, 1212965, 1306270, 1698151, 2425930, 3396302, 8490755, 16981510]

約数ペア:

[(1, 16981510), (2, 8490755), (5, 3396302), (7, 2425930), (10, 1698151), (13, 1306270), (14, 1212965), (26, 653135), (35, 485186), (65, 261254), (70, 242593), (91, 186610), (130, 130627), (182, 93305), (455, 37322), (910, 18661)]