83181904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{399913}}^1$

素因数の和:399934

約数の個数: 20

約数和(自身を含む): 173562676

約数和(自身を除く): 90380772

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 399913, 799826, 1599652, 3199304, 5198869, 6398608, 10397738, 20795476, 41590952, 83181904]

約数ペア:

[(1, 83181904), (2, 41590952), (4, 20795476), (8, 10397738), (13, 6398608), (16, 5198869), (26, 3199304), (52, 1599652), (104, 799826), (208, 399913)]