18121712

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4425

約数の個数: 40

約数和(自身を含む): 41220576

約数和(自身を除く): 23098864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4373, 8746, 17492, 30611, 34984, 61222, 69968, 122444, 161801, 244888, 323602, 489776, 647204, 1132607, 1294408, 2265214, 2588816, 4530428, 9060856, 18121712]

約数ペア:

[(1, 18121712), (2, 9060856), (4, 4530428), (7, 2588816), (8, 2265214), (14, 1294408), (16, 1132607), (28, 647204), (37, 489776), (56, 323602), (74, 244888), (112, 161801), (148, 122444), (259, 69968), (296, 61222), (518, 34984), (592, 30611), (1036, 17492), (2072, 8746), (4144, 4373)]