18649664

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:531

約数の個数: 56

約数和(自身を含む): 41148000

約数和(自身を除く): 22498336

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 176, 236, 352, 449, 472, 649, 704, 898, 944, 1298, 1796, 1888, 2596, 3592, 3776, 4939, 5192, 7184, 9878, 10384, 14368, 19756, 20768, 26491, 28736, 39512, 41536, 52982, 79024, 105964, 158048, 211928, 291401, 316096, 423856, 582802, 847712, 1165604, 1695424, 2331208, 4662416, 9324832, 18649664]

約数ペア:

[(1, 18649664), (2, 9324832), (4, 4662416), (8, 2331208), (11, 1695424), (16, 1165604), (22, 847712), (32, 582802), (44, 423856), (59, 316096), (64, 291401), (88, 211928), (118, 158048), (176, 105964), (236, 79024), (352, 52982), (449, 41536), (472, 39512), (649, 28736), (704, 26491), (898, 20768), (944, 19756), (1298, 14368), (1796, 10384), (1888, 9878), (2596, 7184), (3592, 5192), (3776, 4939)]