18410896

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1847}}^1$

素因数の和:1951

約数の個数: 40

約数和(自身を含む): 41247360

約数和(自身を除く): 22836464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 1847, 2492, 3694, 4984, 7388, 9968, 12929, 14776, 25858, 29552, 51716, 103432, 164383, 206864, 328766, 657532, 1150681, 1315064, 2301362, 2630128, 4602724, 9205448, 18410896]

約数ペア:

[(1, 18410896), (2, 9205448), (4, 4602724), (7, 2630128), (8, 2301362), (14, 1315064), (16, 1150681), (28, 657532), (56, 328766), (89, 206864), (112, 164383), (178, 103432), (356, 51716), (623, 29552), (712, 25858), (1246, 14776), (1424, 12929), (1847, 9968), (2492, 7388), (3694, 4984)]