17981216

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2265

約数の個数: 48

約数和(自身を含む): 40315968

約数和(自身を除く): 22334752

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2221, 4048, 4442, 8096, 8884, 17768, 24431, 35536, 48862, 51083, 71072, 97724, 102166, 195448, 204332, 390896, 408664, 561913, 781792, 817328, 1123826, 1634656, 2247652, 4495304, 8990608, 17981216]

約数ペア:

[(1, 17981216), (2, 8990608), (4, 4495304), (8, 2247652), (11, 1634656), (16, 1123826), (22, 817328), (23, 781792), (32, 561913), (44, 408664), (46, 390896), (88, 204332), (92, 195448), (176, 102166), (184, 97724), (253, 71072), (352, 51083), (368, 48862), (506, 35536), (736, 24431), (1012, 17768), (2024, 8884), (2221, 8096), (4048, 4442)]