18246928

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1039

約数の個数: 40

約数和(自身を含む): 40658112

約数和(自身を除く): 22411184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 788, 827, 1379, 1576, 1654, 2758, 3152, 3308, 5516, 5789, 6616, 11032, 11578, 13232, 22064, 23156, 46312, 92624, 162919, 325838, 651676, 1140433, 1303352, 2280866, 2606704, 4561732, 9123464, 18246928]

約数ペア:

[(1, 18246928), (2, 9123464), (4, 4561732), (7, 2606704), (8, 2280866), (14, 1303352), (16, 1140433), (28, 651676), (56, 325838), (112, 162919), (197, 92624), (394, 46312), (788, 23156), (827, 22064), (1379, 13232), (1576, 11578), (1654, 11032), (2758, 6616), (3152, 5789), (3308, 5516)]