18827776

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3372

約数の個数: 40

約数和(自身を含む): 41050944

約数和(自身を除く): 22223168

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3343, 5632, 6686, 13372, 26744, 36773, 53488, 73546, 106976, 147092, 213952, 294184, 427904, 588368, 855808, 1176736, 1711616, 2353472, 4706944, 9413888, 18827776]

約数ペア:

[(1, 18827776), (2, 9413888), (4, 4706944), (8, 2353472), (11, 1711616), (16, 1176736), (22, 855808), (32, 588368), (44, 427904), (64, 294184), (88, 213952), (128, 147092), (176, 106976), (256, 73546), (352, 53488), (512, 36773), (704, 26744), (1408, 13372), (2816, 6686), (3343, 5632)]