19995524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 36996960

約数和(自身を除く): 17001436

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 857, 1228, 1714, 3428, 5833, 11666, 16283, 23332, 32566, 65132, 263099, 526198, 1052396, 4998881, 9997762, 19995524]

約数ペア:

[(1, 19995524), (2, 9997762), (4, 4998881), (19, 1052396), (38, 526198), (76, 263099), (307, 65132), (614, 32566), (857, 23332), (1228, 16283), (1714, 11666), (3428, 5833)]