20003135

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 25935360

約数和(自身を除く): 5932225

約数列:

[1, 5, 17, 85, 109, 127, 289, 545, 635, 1445, 1853, 2159, 9265, 10795, 13843, 31501, 36703, 69215, 157505, 183515, 235331, 1176655, 4000627, 20003135]

約数ペア:

[(1, 20003135), (5, 4000627), (17, 1176655), (85, 235331), (109, 183515), (127, 157505), (289, 69215), (545, 36703), (635, 31501), (1445, 13843), (1853, 10795), (2159, 9265)]