20813248

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{1039}}^1$

素因数の和:1364

約数の個数: 28

約数和(自身を含む): 41473120

約数和(自身を除く): 20659872

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1039, 1252, 2078, 2504, 4156, 5008, 8312, 10016, 16624, 20032, 33248, 66496, 325207, 650414, 1300828, 2601656, 5203312, 10406624, 20813248]

約数ペア:

[(1, 20813248), (2, 10406624), (4, 5203312), (8, 2601656), (16, 1300828), (32, 650414), (64, 325207), (313, 66496), (626, 33248), (1039, 20032), (1252, 16624), (2078, 10016), (2504, 8312), (4156, 5008)]