19753578

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 49795200

約数和(自身を除く): 30041622

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1481, 1482, 2223, 2962, 4443, 4446, 6669, 8886, 13329, 13338, 19253, 26658, 28139, 38506, 39987, 56278, 57759, 79974, 84417, 115518, 168834, 173277, 253251, 346554, 365807, 506502, 519831, 731614, 759753, 1039662, 1097421, 1519506, 2194842, 3292263, 6584526, 9876789, 19753578]

約数ペア:

[(1, 19753578), (2, 9876789), (3, 6584526), (6, 3292263), (9, 2194842), (13, 1519506), (18, 1097421), (19, 1039662), (26, 759753), (27, 731614), (38, 519831), (39, 506502), (54, 365807), (57, 346554), (78, 253251), (114, 173277), (117, 168834), (171, 115518), (234, 84417), (247, 79974), (342, 57759), (351, 56278), (494, 39987), (513, 38506), (702, 28139), (741, 26658), (1026, 19253), (1481, 13338), (1482, 13329), (2223, 8886), (2962, 6669), (4443, 4446)]