19682990

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 36603360

約数和(自身を除く): 16920370

約数列:

[1, 2, 5, 10, 59, 73, 118, 146, 295, 365, 457, 590, 730, 914, 2285, 4307, 4570, 8614, 21535, 26963, 33361, 43070, 53926, 66722, 134815, 166805, 269630, 333610, 1968299, 3936598, 9841495, 19682990]

約数ペア:

[(1, 19682990), (2, 9841495), (5, 3936598), (10, 1968299), (59, 333610), (73, 269630), (118, 166805), (146, 134815), (295, 66722), (365, 53926), (457, 43070), (590, 33361), (730, 26963), (914, 21535), (2285, 8614), (4307, 4570)]