18687292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4549}}^1$

素因数の和:4645

約数の個数: 24

約数和(自身を含む): 35672000

約数和(自身を除く): 16984708

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4549, 9098, 18196, 59137, 118274, 236548, 359371, 718742, 1437484, 4671823, 9343646, 18687292]

約数ペア:

[(1, 18687292), (2, 9343646), (4, 4671823), (13, 1437484), (26, 718742), (52, 359371), (79, 236548), (158, 118274), (316, 59137), (1027, 18196), (2054, 9098), (4108, 4549)]