20168515

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2659}}^1$

素因数の和:2742

約数の個数: 16

約数和(自身を含む): 25472160

約数和(自身を除く): 5303645

約数列:

[1, 5, 37, 41, 185, 205, 1517, 2659, 7585, 13295, 98383, 109019, 491915, 545095, 4033703, 20168515]

約数ペア:

[(1, 20168515), (5, 4033703), (37, 545095), (41, 491915), (185, 109019), (205, 98383), (1517, 13295), (2659, 7585)]