20004678

素因数分解:

$2^1\times 3^3\times {\mathrm{271}}^1\times {\mathrm{1367}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 44651520

約数和(自身を除く): 24646842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 271, 542, 813, 1367, 1626, 2439, 2734, 4101, 4878, 7317, 8202, 12303, 14634, 24606, 36909, 73818, 370457, 740914, 1111371, 2222742, 3334113, 6668226, 10002339, 20004678]

約数ペア:

[(1, 20004678), (2, 10002339), (3, 6668226), (6, 3334113), (9, 2222742), (18, 1111371), (27, 740914), (54, 370457), (271, 73818), (542, 36909), (813, 24606), (1367, 14634), (1626, 12303), (2439, 8202), (2734, 7317), (4101, 4878)]