17928828

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1427}}^1$

素因数の和:1786

約数の個数: 36

約数和(自身を含む): 45481800

約数和(自身を除く): 27552972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 1427, 2094, 2854, 3141, 4188, 4281, 5708, 6282, 8562, 12564, 12843, 17124, 25686, 51372, 498023, 996046, 1494069, 1992092, 2988138, 4482207, 5976276, 8964414, 17928828]

約数ペア:

[(1, 17928828), (2, 8964414), (3, 5976276), (4, 4482207), (6, 2988138), (9, 1992092), (12, 1494069), (18, 996046), (36, 498023), (349, 51372), (698, 25686), (1047, 17124), (1396, 12843), (1427, 12564), (2094, 8562), (2854, 6282), (3141, 5708), (4188, 4281)]