19838013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1877}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 28605696

約数和(自身を除く): 8767683

約数列:

[1, 3, 13, 39, 271, 813, 1877, 3523, 5631, 10569, 24401, 73203, 508667, 1526001, 6612671, 19838013]

約数ペア:

[(1, 19838013), (3, 6612671), (13, 1526001), (39, 508667), (271, 73203), (813, 24401), (1877, 10569), (3523, 5631)]