78545392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{258373}}^1$

素因数の和:258400

約数の個数: 20

約数和(自身を含む): 160191880

約数和(自身を除く): 81646488

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 258373, 516746, 1033492, 2066984, 4133968, 4909087, 9818174, 19636348, 39272696, 78545392]

約数ペア:

[(1, 78545392), (2, 39272696), (4, 19636348), (8, 9818174), (16, 4909087), (19, 4133968), (38, 2066984), (76, 1033492), (152, 516746), (304, 258373)]