2019688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 4212000

約数和(自身を除く): 2192312

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 389, 472, 649, 778, 1298, 1556, 2596, 3112, 4279, 5192, 8558, 17116, 22951, 34232, 45902, 91804, 183608, 252461, 504922, 1009844, 2019688]

約数ペア:

[(1, 2019688), (2, 1009844), (4, 504922), (8, 252461), (11, 183608), (22, 91804), (44, 45902), (59, 34232), (88, 22951), (118, 17116), (236, 8558), (389, 5192), (472, 4279), (649, 3112), (778, 2596), (1298, 1556)]