18963344

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 30

約数和(自身を含む): 37674486

約数和(自身を除く): 18711142

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 641, 688, 1282, 1849, 2564, 3698, 5128, 7396, 10256, 14792, 27563, 29584, 55126, 110252, 220504, 441008, 1185209, 2370418, 4740836, 9481672, 18963344]

約数ペア:

[(1, 18963344), (2, 9481672), (4, 4740836), (8, 2370418), (16, 1185209), (43, 441008), (86, 220504), (172, 110252), (344, 55126), (641, 29584), (688, 27563), (1282, 14792), (1849, 10256), (2564, 7396), (3698, 5128)]