18179728

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 42747264

約数和(自身を除く): 24567536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 41, 56, 74, 82, 107, 112, 148, 164, 214, 259, 287, 296, 328, 428, 518, 574, 592, 656, 749, 856, 1036, 1148, 1498, 1517, 1712, 2072, 2296, 2996, 3034, 3959, 4144, 4387, 4592, 5992, 6068, 7918, 8774, 10619, 11984, 12136, 15836, 17548, 21238, 24272, 27713, 30709, 31672, 35096, 42476, 55426, 61418, 63344, 70192, 84952, 110852, 122836, 162319, 169904, 221704, 245672, 324638, 443408, 491344, 649276, 1136233, 1298552, 2272466, 2597104, 4544932, 9089864, 18179728]

約数ペア:

[(1, 18179728), (2, 9089864), (4, 4544932), (7, 2597104), (8, 2272466), (14, 1298552), (16, 1136233), (28, 649276), (37, 491344), (41, 443408), (56, 324638), (74, 245672), (82, 221704), (107, 169904), (112, 162319), (148, 122836), (164, 110852), (214, 84952), (259, 70192), (287, 63344), (296, 61418), (328, 55426), (428, 42476), (518, 35096), (574, 31672), (592, 30709), (656, 27713), (749, 24272), (856, 21238), (1036, 17548), (1148, 15836), (1498, 12136), (1517, 11984), (1712, 10619), (2072, 8774), (2296, 7918), (2996, 6068), (3034, 5992), (3959, 4592), (4144, 4387)]