161853172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163819}}^1$

素因数の和:163855

約数の個数: 24

約数和(自身を含む): 321087200

約数和(自身を除く): 159234028

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 163819, 327638, 655276, 2129647, 3112561, 4259294, 6225122, 8518588, 12450244, 40463293, 80926586, 161853172]

約数ペア:

[(1, 161853172), (2, 80926586), (4, 40463293), (13, 12450244), (19, 8518588), (26, 6225122), (38, 4259294), (52, 3112561), (76, 2129647), (247, 655276), (494, 327638), (988, 163819)]