19202870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28661}}^1$

素因数の和:28735

約数の個数: 16

約数和(自身を含む): 35082288

約数和(自身を除く): 15879418

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 28661, 57322, 143305, 286610, 1920287, 3840574, 9601435, 19202870]

約数ペア:

[(1, 19202870), (2, 9601435), (5, 3840574), (10, 1920287), (67, 286610), (134, 143305), (335, 57322), (670, 28661)]