71390992388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{939355163}}^1$

素因数の和:939355186

約数の個数: 12

約数和(自身を含む): 131509722960

約数和(自身を除く): 60118730572

約数列:

[1, 2, 4, 19, 38, 76, 939355163, 1878710326, 3757420652, 17847748097, 35695496194, 71390992388]

約数ペア:

[(1, 71390992388), (2, 35695496194), (4, 17847748097), (19, 3757420652), (38, 1878710326), (76, 939355163)]