19191949

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 22491136

約数和(自身を除く): 3299187

約数列:

[1, 7, 67, 151, 271, 469, 1057, 1897, 10117, 18157, 40921, 70819, 127099, 286447, 2741707, 19191949]

約数ペア:

[(1, 19191949), (7, 2741707), (67, 286447), (151, 127099), (271, 70819), (469, 40921), (1057, 18157), (1897, 10117)]