157788571184

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{38372707}}^1$

素因数の和:38372972

約数の個数: 20

約数和(自身を含む): 306904918584

約数和(自身を除く): 149116347400

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 38372707, 76745414, 153490828, 306981656, 613963312, 9861785699, 19723571398, 39447142796, 78894285592, 157788571184]

約数ペア:

[(1, 157788571184), (2, 78894285592), (4, 39447142796), (8, 19723571398), (16, 9861785699), (257, 613963312), (514, 306981656), (1028, 153490828), (2056, 76745414), (4112, 38372707)]