18898934

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 31370976

約数和(自身を除く): 12472042

約数列:

[1, 2, 17, 34, 37, 74, 83, 166, 181, 362, 629, 1258, 1411, 2822, 3071, 3077, 6142, 6154, 6697, 13394, 15023, 30046, 52207, 104414, 113849, 227698, 255391, 510782, 555851, 1111702, 9449467, 18898934]

約数ペア:

[(1, 18898934), (2, 9449467), (17, 1111702), (34, 555851), (37, 510782), (74, 255391), (83, 227698), (166, 113849), (181, 104414), (362, 52207), (629, 30046), (1258, 15023), (1411, 13394), (2822, 6697), (3071, 6154), (3077, 6142)]