20643294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1601}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 47367936

約数和(自身を除く): 26724642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1601, 1842, 2149, 3202, 4298, 4803, 6447, 9606, 11207, 12894, 22414, 33621, 67242, 491507, 983014, 1474521, 2949042, 3440549, 6881098, 10321647, 20643294]

約数ペア:

[(1, 20643294), (2, 10321647), (3, 6881098), (6, 3440549), (7, 2949042), (14, 1474521), (21, 983014), (42, 491507), (307, 67242), (614, 33621), (921, 22414), (1601, 12894), (1842, 11207), (2149, 9606), (3202, 6447), (4298, 4803)]