19765668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{126703}}^1$

素因数の和:126723

約数の個数: 24

約数和(自身を含む): 49667968

約数和(自身を除く): 29902300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 126703, 253406, 380109, 506812, 760218, 1520436, 1647139, 3294278, 4941417, 6588556, 9882834, 19765668]

約数ペア:

[(1, 19765668), (2, 9882834), (3, 6588556), (4, 4941417), (6, 3294278), (12, 1647139), (13, 1520436), (26, 760218), (39, 506812), (52, 380109), (78, 253406), (156, 126703)]