39405848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 78408000

約数和(自身を除く): 39002152

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 1979, 2489, 3958, 4978, 7916, 9956, 15832, 19912, 37601, 75202, 150404, 259249, 300808, 518498, 1036996, 2073992, 4925731, 9851462, 19702924, 39405848]

約数ペア:

[(1, 39405848), (2, 19702924), (4, 9851462), (8, 4925731), (19, 2073992), (38, 1036996), (76, 518498), (131, 300808), (152, 259249), (262, 150404), (524, 75202), (1048, 37601), (1979, 19912), (2489, 15832), (3958, 9956), (4978, 7916)]