20218816

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5179}}^1$

素因数の和:5252

約数の個数: 28

約数和(自身を含む): 40787320

約数和(自身を除く): 20568504

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5179, 10358, 20716, 41432, 82864, 165728, 315919, 331456, 631838, 1263676, 2527352, 5054704, 10109408, 20218816]

約数ペア:

[(1, 20218816), (2, 10109408), (4, 5054704), (8, 2527352), (16, 1263676), (32, 631838), (61, 331456), (64, 315919), (122, 165728), (244, 82864), (488, 41432), (976, 20716), (1952, 10358), (3904, 5179)]