19843418

素因数分解:

$2^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1801}}^1$

素因数の和:2597

約数の個数: 16

約数和(自身を含む): 34079424

約数和(自身を除く): 14236006

約数列:

[1, 2, 7, 14, 787, 1574, 1801, 3602, 5509, 11018, 12607, 25214, 1417387, 2834774, 9921709, 19843418]

約数ペア:

[(1, 19843418), (2, 9921709), (7, 2834774), (14, 1417387), (787, 25214), (1574, 12607), (1801, 11018), (3602, 5509)]