17806984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3643}}^1$

素因数の和:3709

約数の個数: 32

約数和(自身を含む): 36731520

約数和(自身を除く): 18924536

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3643, 4888, 7286, 14572, 29144, 47359, 94718, 171221, 189436, 342442, 378872, 684884, 1369768, 2225873, 4451746, 8903492, 17806984]

約数ペア:

[(1, 17806984), (2, 8903492), (4, 4451746), (8, 2225873), (13, 1369768), (26, 684884), (47, 378872), (52, 342442), (94, 189436), (104, 171221), (188, 94718), (376, 47359), (611, 29144), (1222, 14572), (2444, 7286), (3643, 4888)]