19918698

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{49549}}^1$

素因数の和:49621

約数の個数: 16

約数和(自身を含む): 40432800

約数和(自身を除く): 20514102

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 49549, 99098, 148647, 297294, 3319783, 6639566, 9959349, 19918698]

約数ペア:

[(1, 19918698), (2, 9959349), (3, 6639566), (6, 3319783), (67, 297294), (134, 148647), (201, 99098), (402, 49549)]