78568496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{258449}}^1$

素因数の和:258476

約数の個数: 20

約数和(自身を含む): 160239000

約数和(自身を除く): 81670504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 258449, 516898, 1033796, 2067592, 4135184, 4910531, 9821062, 19642124, 39284248, 78568496]

約数ペア:

[(1, 78568496), (2, 39284248), (4, 19642124), (8, 9821062), (16, 4910531), (19, 4135184), (38, 2067592), (76, 1033796), (152, 516898), (304, 258449)]