19153491

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13613}}^1$

素因数の和:13690

約数の個数: 16

約数和(自身を含む): 29624064

約数和(自身を除く): 10470573

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 13613, 40839, 95291, 285873, 912071, 2736213, 6384497, 19153491]

約数ペア:

[(1, 19153491), (3, 6384497), (7, 2736213), (21, 912071), (67, 285873), (201, 95291), (469, 40839), (1407, 13613)]