13218860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2287}}^1$

素因数の和:2330

約数の個数: 36

約数和(自身を含む): 29501472

約数和(自身を除く): 16282612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2287, 2890, 4574, 5780, 9148, 11435, 22870, 38879, 45740, 77758, 155516, 194395, 388790, 660943, 777580, 1321886, 2643772, 3304715, 6609430, 13218860]

約数ペア:

[(1, 13218860), (2, 6609430), (4, 3304715), (5, 2643772), (10, 1321886), (17, 777580), (20, 660943), (34, 388790), (68, 194395), (85, 155516), (170, 77758), (289, 45740), (340, 38879), (578, 22870), (1156, 11435), (1445, 9148), (2287, 5780), (2890, 4574)]