18240608

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{1579}}^1$

素因数の和:1627

約数の個数: 36

約数和(自身を含む): 37924740

約数和(自身を除く): 19684132

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1444, 1579, 2888, 3158, 5776, 6316, 11552, 12632, 25264, 30001, 50528, 60002, 120004, 240008, 480016, 570019, 960032, 1140038, 2280076, 4560152, 9120304, 18240608]

約数ペア:

[(1, 18240608), (2, 9120304), (4, 4560152), (8, 2280076), (16, 1140038), (19, 960032), (32, 570019), (38, 480016), (76, 240008), (152, 120004), (304, 60002), (361, 50528), (608, 30001), (722, 25264), (1444, 12632), (1579, 11552), (2888, 6316), (3158, 5776)]