64772368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213067}}^1$

素因数の和:213094

約数の個数: 20

約数和(自身を含む): 132102160

約数和(自身を除く): 67329792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213067, 426134, 852268, 1704536, 3409072, 4048273, 8096546, 16193092, 32386184, 64772368]

約数ペア:

[(1, 64772368), (2, 32386184), (4, 16193092), (8, 8096546), (16, 4048273), (19, 3409072), (38, 1704536), (76, 852268), (152, 426134), (304, 213067)]