19423187

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3947}}^1$

素因数の和:4010

約数の個数: 16

約数和(自身を含む): 24003840

約数和(自身を除く): 4580653

約数列:

[1, 7, 19, 37, 133, 259, 703, 3947, 4921, 27629, 74993, 146039, 524951, 1022273, 2774741, 19423187]

約数ペア:

[(1, 19423187), (7, 2774741), (19, 1022273), (37, 524951), (133, 146039), (259, 74993), (703, 27629), (3947, 4921)]