201391564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{240899}}^1$

素因数の和:240933

約数の個数: 24

約数和(自身を含む): 404712000

約数和(自身を除く): 203320436

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 240899, 481798, 963596, 2649889, 4577081, 5299778, 9154162, 10599556, 18308324, 50347891, 100695782, 201391564]

約数ペア:

[(1, 201391564), (2, 100695782), (4, 50347891), (11, 18308324), (19, 10599556), (22, 9154162), (38, 5299778), (44, 4577081), (76, 2649889), (209, 963596), (418, 481798), (836, 240899)]