19775561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 23795520

約数和(自身を除く): 4019959

約数列:

[1, 13, 19, 23, 59, 247, 299, 437, 767, 1121, 1357, 3481, 5681, 14573, 17641, 25783, 45253, 66139, 80063, 335179, 859807, 1040819, 1521197, 19775561]

約数ペア:

[(1, 19775561), (13, 1521197), (19, 1040819), (23, 859807), (59, 335179), (247, 80063), (299, 66139), (437, 45253), (767, 25783), (1121, 17641), (1357, 14573), (3481, 5681)]