20201864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4583}}^1$

素因数の和:4637

約数の個数: 32

約数和(自身を含む): 41256000

約数和(自身を除く): 21054136

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 4583, 9166, 18332, 36664, 87077, 132907, 174154, 265814, 348308, 531628, 696616, 1063256, 2525233, 5050466, 10100932, 20201864]

約数ペア:

[(1, 20201864), (2, 10100932), (4, 5050466), (8, 2525233), (19, 1063256), (29, 696616), (38, 531628), (58, 348308), (76, 265814), (116, 174154), (152, 132907), (232, 87077), (551, 36664), (1102, 18332), (2204, 9166), (4408, 4583)]