71379824

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43313}}^1$

素因数の和:43424

約数の個数: 20

約数和(自身を含む): 139644336

約数和(自身を除く): 68264512

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43313, 86626, 173252, 346504, 693008, 4461239, 8922478, 17844956, 35689912, 71379824]

約数ペア:

[(1, 71379824), (2, 35689912), (4, 17844956), (8, 8922478), (16, 4461239), (103, 693008), (206, 346504), (412, 173252), (824, 86626), (1648, 43313)]