20401598

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3727}}^1$

素因数の和:3776

約数の個数: 32

約数和(自身を含む): 38651904

約数和(自身を除く): 18250306

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 3727, 5474, 7454, 26089, 52178, 63359, 85721, 126718, 171442, 443513, 600047, 887026, 1200094, 1457257, 2914514, 10200799, 20401598]

約数ペア:

[(1, 20401598), (2, 10200799), (7, 2914514), (14, 1457257), (17, 1200094), (23, 887026), (34, 600047), (46, 443513), (119, 171442), (161, 126718), (238, 85721), (322, 63359), (391, 52178), (782, 26089), (2737, 7454), (3727, 5474)]