20797845117

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{1459}}^1$

素因数の和:1850

約数の個数: 64

約数和(自身を含む): 33302016000

約数和(自身を除く): 12504170883

約数列:

[1, 3, 7, 21, 29, 87, 89, 203, 263, 267, 609, 623, 789, 1459, 1841, 1869, 2581, 4377, 5523, 7627, 7743, 10213, 18067, 22881, 23407, 30639, 42311, 53389, 54201, 70221, 126933, 129851, 160167, 163849, 296177, 383717, 389553, 491547, 678803, 888531, 908957, 1151151, 2036409, 2686019, 2726871, 3765679, 4751621, 8058057, 11127793, 11297037, 14254863, 26359753, 33383379, 34150813, 77894551, 79079259, 102452439, 233683653, 239055691, 717167073, 990373577, 2971120731, 6932615039, 20797845117]

約数ペア:

[(1, 20797845117), (3, 6932615039), (7, 2971120731), (21, 990373577), (29, 717167073), (87, 239055691), (89, 233683653), (203, 102452439), (263, 79079259), (267, 77894551), (609, 34150813), (623, 33383379), (789, 26359753), (1459, 14254863), (1841, 11297037), (1869, 11127793), (2581, 8058057), (4377, 4751621), (5523, 3765679), (7627, 2726871), (7743, 2686019), (10213, 2036409), (18067, 1151151), (22881, 908957), (23407, 888531), (30639, 678803), (42311, 491547), (53389, 389553), (54201, 383717), (70221, 296177), (126933, 163849), (129851, 160167)]