19465290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 55351296

約数和(自身を除く): 35886006

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 127, 130, 131, 195, 234, 254, 262, 381, 390, 393, 585, 635, 655, 762, 786, 1143, 1170, 1179, 1270, 1310, 1651, 1703, 1905, 1965, 2286, 2358, 3302, 3406, 3810, 3930, 4953, 5109, 5715, 5895, 8255, 8515, 9906, 10218, 11430, 11790, 14859, 15327, 16510, 16637, 17030, 24765, 25545, 29718, 30654, 33274, 49530, 49911, 51090, 74295, 76635, 83185, 99822, 148590, 149733, 153270, 166370, 216281, 249555, 299466, 432562, 499110, 648843, 748665, 1081405, 1297686, 1497330, 1946529, 2162810, 3244215, 3893058, 6488430, 9732645, 19465290]

約数ペア:

[(1, 19465290), (2, 9732645), (3, 6488430), (5, 3893058), (6, 3244215), (9, 2162810), (10, 1946529), (13, 1497330), (15, 1297686), (18, 1081405), (26, 748665), (30, 648843), (39, 499110), (45, 432562), (65, 299466), (78, 249555), (90, 216281), (117, 166370), (127, 153270), (130, 149733), (131, 148590), (195, 99822), (234, 83185), (254, 76635), (262, 74295), (381, 51090), (390, 49911), (393, 49530), (585, 33274), (635, 30654), (655, 29718), (762, 25545), (786, 24765), (1143, 17030), (1170, 16637), (1179, 16510), (1270, 15327), (1310, 14859), (1651, 11790), (1703, 11430), (1905, 10218), (1965, 9906), (2286, 8515), (2358, 8255), (3302, 5895), (3406, 5715), (3810, 5109), (3930, 4953)]