1969969552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6480163}}^1$

素因数の和:6480190

約数の個数: 20

約数和(自身を含む): 4017701680

約数和(自身を除く): 2047732128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6480163, 12960326, 25920652, 51841304, 103682608, 123123097, 246246194, 492492388, 984984776, 1969969552]

約数ペア:

[(1, 1969969552), (2, 984984776), (4, 492492388), (8, 246246194), (16, 123123097), (19, 103682608), (38, 51841304), (76, 25920652), (152, 12960326), (304, 6480163)]