19066788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 52468416

約数和(自身を除く): 33401628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 311, 393, 468, 524, 622, 786, 933, 1179, 1244, 1572, 1703, 1866, 2358, 2799, 3406, 3732, 4043, 4716, 5109, 5598, 6812, 8086, 10218, 11196, 12129, 15327, 16172, 20436, 24258, 30654, 36387, 40741, 48516, 61308, 72774, 81482, 122223, 145548, 162964, 244446, 366669, 488892, 529633, 733338, 1059266, 1466676, 1588899, 2118532, 3177798, 4766697, 6355596, 9533394, 19066788]

約数ペア:

[(1, 19066788), (2, 9533394), (3, 6355596), (4, 4766697), (6, 3177798), (9, 2118532), (12, 1588899), (13, 1466676), (18, 1059266), (26, 733338), (36, 529633), (39, 488892), (52, 366669), (78, 244446), (117, 162964), (131, 145548), (156, 122223), (234, 81482), (262, 72774), (311, 61308), (393, 48516), (468, 40741), (524, 36387), (622, 30654), (786, 24258), (933, 20436), (1179, 16172), (1244, 15327), (1572, 12129), (1703, 11196), (1866, 10218), (2358, 8086), (2799, 6812), (3406, 5598), (3732, 5109), (4043, 4716)]