19981058

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{5839}}^1$

素因数の和:5929

約数の個数: 16

約数和(自身を含む): 31536000

約数和(自身を除く): 11554942

約数列:

[1, 2, 29, 58, 59, 118, 1711, 3422, 5839, 11678, 169331, 338662, 344501, 689002, 9990529, 19981058]

約数ペア:

[(1, 19981058), (2, 9990529), (29, 689002), (58, 344501), (59, 338662), (118, 169331), (1711, 11678), (3422, 5839)]