19380870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 80

約数和(自身を含む): 53003808

約数和(自身を除く): 33622938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 213, 270, 337, 355, 405, 426, 639, 674, 710, 810, 1011, 1065, 1278, 1685, 1917, 2022, 2130, 3033, 3195, 3370, 3834, 5055, 5751, 6066, 6390, 9099, 9585, 10110, 11502, 15165, 18198, 19170, 23927, 27297, 28755, 30330, 45495, 47854, 54594, 57510, 71781, 90990, 119635, 136485, 143562, 215343, 239270, 272970, 358905, 430686, 646029, 717810, 1076715, 1292058, 1938087, 2153430, 3230145, 3876174, 6460290, 9690435, 19380870]

約数ペア:

[(1, 19380870), (2, 9690435), (3, 6460290), (5, 3876174), (6, 3230145), (9, 2153430), (10, 1938087), (15, 1292058), (18, 1076715), (27, 717810), (30, 646029), (45, 430686), (54, 358905), (71, 272970), (81, 239270), (90, 215343), (135, 143562), (142, 136485), (162, 119635), (213, 90990), (270, 71781), (337, 57510), (355, 54594), (405, 47854), (426, 45495), (639, 30330), (674, 28755), (710, 27297), (810, 23927), (1011, 19170), (1065, 18198), (1278, 15165), (1685, 11502), (1917, 10110), (2022, 9585), (2130, 9099), (3033, 6390), (3195, 6066), (3370, 5751), (3834, 5055)]