18660152

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1153}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 42513360

約数和(自身を除く): 23853208

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1153, 1156, 2023, 2306, 2312, 4046, 4612, 8071, 8092, 9224, 16142, 16184, 19601, 32284, 39202, 64568, 78404, 137207, 156808, 274414, 333217, 548828, 666434, 1097656, 1332868, 2332519, 2665736, 4665038, 9330076, 18660152]

約数ペア:

[(1, 18660152), (2, 9330076), (4, 4665038), (7, 2665736), (8, 2332519), (14, 1332868), (17, 1097656), (28, 666434), (34, 548828), (56, 333217), (68, 274414), (119, 156808), (136, 137207), (238, 78404), (289, 64568), (476, 39202), (578, 32284), (952, 19601), (1153, 16184), (1156, 16142), (2023, 9224), (2306, 8092), (2312, 8071), (4046, 4612)]