156905104144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{516135211}}^1$

素因数の和:516135238

約数の個数: 20

約数和(自身を含む): 320003831440

約数和(自身を除く): 163098727296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 516135211, 1032270422, 2064540844, 4129081688, 8258163376, 9806569009, 19613138018, 39226276036, 78452552072, 156905104144]

約数ペア:

[(1, 156905104144), (2, 78452552072), (4, 39226276036), (8, 19613138018), (16, 9806569009), (19, 8258163376), (38, 4129081688), (76, 2064540844), (152, 1032270422), (304, 516135211)]