19879464

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 54613440

約数和(自身を除く): 34733976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 257, 264, 293, 514, 586, 771, 879, 1028, 1172, 1542, 1758, 2056, 2344, 2827, 3084, 3223, 3516, 5654, 6168, 6446, 7032, 8481, 9669, 11308, 12892, 16962, 19338, 22616, 25784, 33924, 38676, 67848, 75301, 77352, 150602, 225903, 301204, 451806, 602408, 828311, 903612, 1656622, 1807224, 2484933, 3313244, 4969866, 6626488, 9939732, 19879464]

約数ペア:

[(1, 19879464), (2, 9939732), (3, 6626488), (4, 4969866), (6, 3313244), (8, 2484933), (11, 1807224), (12, 1656622), (22, 903612), (24, 828311), (33, 602408), (44, 451806), (66, 301204), (88, 225903), (132, 150602), (257, 77352), (264, 75301), (293, 67848), (514, 38676), (586, 33924), (771, 25784), (879, 22616), (1028, 19338), (1172, 16962), (1542, 12892), (1758, 11308), (2056, 9669), (2344, 8481), (2827, 7032), (3084, 6446), (3223, 6168), (3516, 5654)]