1819166664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{45307}}^1$

素因数の和:45562

約数の個数: 64

約数和(自身を含む): 5219481600

約数和(自身を除く): 3400314936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 478, 717, 956, 1434, 1673, 1912, 2868, 3346, 5019, 5736, 6692, 10038, 13384, 20076, 40152, 45307, 90614, 135921, 181228, 271842, 317149, 362456, 543684, 634298, 951447, 1087368, 1268596, 1902894, 2537192, 3805788, 7611576, 10828373, 21656746, 32485119, 43313492, 64970238, 75798611, 86626984, 129940476, 151597222, 227395833, 259880952, 303194444, 454791666, 606388888, 909583332, 1819166664]

約数ペア:

[(1, 1819166664), (2, 909583332), (3, 606388888), (4, 454791666), (6, 303194444), (7, 259880952), (8, 227395833), (12, 151597222), (14, 129940476), (21, 86626984), (24, 75798611), (28, 64970238), (42, 43313492), (56, 32485119), (84, 21656746), (168, 10828373), (239, 7611576), (478, 3805788), (717, 2537192), (956, 1902894), (1434, 1268596), (1673, 1087368), (1912, 951447), (2868, 634298), (3346, 543684), (5019, 362456), (5736, 317149), (6692, 271842), (10038, 181228), (13384, 135921), (20076, 90614), (40152, 45307)]