13543420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61561}}^1$

素因数の和:61581

約数の個数: 24

約数和(自身を含む): 31027248

約数和(自身を除く): 17483828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 61561, 123122, 246244, 307805, 615610, 677171, 1231220, 1354342, 2708684, 3385855, 6771710, 13543420]

約数ペア:

[(1, 13543420), (2, 6771710), (4, 3385855), (5, 2708684), (10, 1354342), (11, 1231220), (20, 677171), (22, 615610), (44, 307805), (55, 246244), (110, 123122), (220, 61561)]