19900106

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22769}}^1$

素因数の和:22813

約数の個数: 16

約数和(自身を含む): 32788800

約数和(自身を除く): 12888694

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22769, 45538, 432611, 523687, 865222, 1047374, 9950053, 19900106]

約数ペア:

[(1, 19900106), (2, 9950053), (19, 1047374), (23, 865222), (38, 523687), (46, 432611), (437, 45538), (874, 22769)]