19283715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 36840960

約数和(自身を除く): 17557245

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 163, 165, 239, 489, 495, 717, 815, 1195, 1467, 1793, 2151, 2445, 2629, 3585, 5379, 7335, 7887, 8965, 10755, 13145, 16137, 23661, 26895, 38957, 39435, 80685, 116871, 118305, 194785, 350613, 428527, 584355, 1285581, 1753065, 2142635, 3856743, 6427905, 19283715]

約数ペア:

[(1, 19283715), (3, 6427905), (5, 3856743), (9, 2142635), (11, 1753065), (15, 1285581), (33, 584355), (45, 428527), (55, 350613), (99, 194785), (163, 118305), (165, 116871), (239, 80685), (489, 39435), (495, 38957), (717, 26895), (815, 23661), (1195, 16137), (1467, 13145), (1793, 10755), (2151, 8965), (2445, 7887), (2629, 7335), (3585, 5379)]