19537401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7477}}^1$

素因数の和:7560

約数の個数: 16

約数和(自身を含む): 28476224

約数和(自身を除く): 8938823

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7477, 22431, 97201, 291603, 500959, 1502877, 6512467, 19537401]

約数ペア:

[(1, 19537401), (3, 6512467), (13, 1502877), (39, 500959), (67, 291603), (201, 97201), (871, 22431), (2613, 7477)]