19030921

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{16087}}^1$

素因数の和:16120

約数の個数: 12

約数和(自身を含む): 23552832

約数和(自身を除く): 4521911

約数列:

[1, 7, 13, 91, 169, 1183, 16087, 112609, 209131, 1463917, 2718703, 19030921]

約数ペア:

[(1, 19030921), (7, 2718703), (13, 1463917), (91, 209131), (169, 112609), (1183, 16087)]