28781864

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{11719}}^1$

素因数の和:12032

約数の個数: 16

約数和(自身を含む): 54146400

約数和(自身を除く): 25364536

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 11719, 23438, 46876, 93752, 3597733, 7195466, 14390932, 28781864]

約数ペア:

[(1, 28781864), (2, 14390932), (4, 7195466), (8, 3597733), (307, 93752), (614, 46876), (1228, 23438), (2456, 11719)]