388629914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{129457}}^1$

素因数の和:129557

約数の個数: 16

約数和(自身を含む): 621398400

約数和(自身を除く): 232768486

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 129457, 258914, 2459683, 4919366, 10227103, 20454206, 194314957, 388629914]

約数ペア:

[(1, 388629914), (2, 194314957), (19, 20454206), (38, 10227103), (79, 4919366), (158, 2459683), (1501, 258914), (3002, 129457)]