2018191565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1973}}^1\times {\mathrm{15737}}^1$

素因数の和:17728

約数の個数: 16

約数和(自身を含む): 2609612208

約数和(自身を除く): 591420643

約数列:

[1, 5, 13, 65, 1973, 9865, 15737, 25649, 78685, 128245, 204581, 1022905, 31049101, 155245505, 403638313, 2018191565]

約数ペア:

[(1, 2018191565), (5, 403638313), (13, 155245505), (65, 31049101), (1973, 1022905), (9865, 204581), (15737, 128245), (25649, 78685)]