128552252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{4463}}^1$

素因数の和:4865

約数の個数: 24

約数和(自身を含む): 237484800

約数和(自身を除く): 108932548

約数列:

[1, 2, 4, 19, 38, 76, 379, 758, 1516, 4463, 7201, 8926, 14402, 17852, 28804, 84797, 169594, 339188, 1691477, 3382954, 6765908, 32138063, 64276126, 128552252]

約数ペア:

[(1, 128552252), (2, 64276126), (4, 32138063), (19, 6765908), (38, 3382954), (76, 1691477), (379, 339188), (758, 169594), (1516, 84797), (4463, 28804), (7201, 17852), (8926, 14402)]