20802364335

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 36816474240

約数和(自身を除く): 16014109905

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 223, 365, 389, 657, 669, 1095, 1115, 1167, 1945, 2007, 3285, 3345, 3501, 5329, 5835, 10035, 15987, 16279, 17505, 26645, 28397, 47961, 48837, 79935, 81395, 85191, 86747, 141985, 146511, 239805, 244185, 255573, 260241, 425955, 433735, 732555, 780723, 1188367, 1277865, 1301205, 2072981, 3565101, 3903615, 5941835, 6218943, 6332531, 10364905, 10695303, 17825505, 18656829, 18997593, 31094715, 31662655, 53476515, 56992779, 93284145, 94987965, 284963895, 462274763, 1386824289, 2311373815, 4160472867, 6934121445, 20802364335]

約数ペア:

[(1, 20802364335), (3, 6934121445), (5, 4160472867), (9, 2311373815), (15, 1386824289), (45, 462274763), (73, 284963895), (219, 94987965), (223, 93284145), (365, 56992779), (389, 53476515), (657, 31662655), (669, 31094715), (1095, 18997593), (1115, 18656829), (1167, 17825505), (1945, 10695303), (2007, 10364905), (3285, 6332531), (3345, 6218943), (3501, 5941835), (5329, 3903615), (5835, 3565101), (10035, 2072981), (15987, 1301205), (16279, 1277865), (17505, 1188367), (26645, 780723), (28397, 732555), (47961, 433735), (48837, 425955), (79935, 260241), (81395, 255573), (85191, 244185), (86747, 239805), (141985, 146511)]