20524418

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13620862

約数列:

[1, 2, 23, 31, 37, 46, 62, 74, 389, 713, 778, 851, 1147, 1426, 1702, 2294, 8947, 12059, 14393, 17894, 24118, 26381, 28786, 52762, 277357, 331039, 446183, 554714, 662078, 892366, 10262209, 20524418]

約数ペア:

[(1, 20524418), (2, 10262209), (23, 892366), (31, 662078), (37, 554714), (46, 446183), (62, 331039), (74, 277357), (389, 52762), (713, 28786), (778, 26381), (851, 24118), (1147, 17894), (1426, 14393), (1702, 12059), (2294, 8947)]