28155226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 48888000

約数和(自身を除く): 20732774

約数列:

[1, 2, 11, 19, 22, 38, 193, 209, 349, 386, 418, 698, 2123, 3667, 3839, 4246, 6631, 7334, 7678, 13262, 40337, 67357, 72941, 80674, 134714, 145882, 740927, 1279783, 1481854, 2559566, 14077613, 28155226]

約数ペア:

[(1, 28155226), (2, 14077613), (11, 2559566), (19, 1481854), (22, 1279783), (38, 740927), (193, 145882), (209, 134714), (349, 80674), (386, 72941), (418, 67357), (698, 40337), (2123, 13262), (3667, 7678), (3839, 7334), (4246, 6631)]