138964898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{9649}}^1$

素因数の和:10049

約数の個数: 16

約数和(自身を含む): 220020000

約数和(自身を除く): 81055102

約数列:

[1, 2, 19, 38, 379, 758, 7201, 9649, 14402, 19298, 183331, 366662, 3656971, 7313942, 69482449, 138964898]

約数ペア:

[(1, 138964898), (2, 69482449), (19, 7313942), (38, 3656971), (379, 366662), (758, 183331), (7201, 19298), (9649, 14402)]