201815891

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{11789}}^1$

素因数の和:11878

約数の個数: 16

約数和(自身を含む): 229197600

約数和(自身を除く): 27381709

約数列:

[1, 17, 19, 53, 323, 901, 1007, 11789, 17119, 200413, 223991, 624817, 3807847, 10621889, 11871523, 201815891]

約数ペア:

[(1, 201815891), (17, 11871523), (19, 10621889), (53, 3807847), (323, 624817), (901, 223991), (1007, 200413), (11789, 17119)]