19988898

素因数分解:

$2^1\times 3^1\times {\mathrm{167}}^1\times {\mathrm{19949}}^1$

素因数の和:20121

約数の個数: 16

約数和(自身を含む): 40219200

約数和(自身を除く): 20230302

約数列:

[1, 2, 3, 6, 167, 334, 501, 1002, 19949, 39898, 59847, 119694, 3331483, 6662966, 9994449, 19988898]

約数ペア:

[(1, 19988898), (2, 9994449), (3, 6662966), (6, 3331483), (167, 119694), (334, 59847), (501, 39898), (1002, 19949)]