19420187589

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{10111}}^1$

素因数の和:10383

約数の個数: 64

約数和(自身を含む): 32617267200

約数和(自身を除く): 13197079611

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 223, 261, 297, 319, 669, 783, 957, 2007, 2453, 2871, 6021, 6467, 7359, 8613, 10111, 19401, 22077, 30333, 58203, 66231, 71137, 90999, 111221, 174609, 213411, 272997, 293219, 333663, 640233, 879657, 1000989, 1920699, 2254753, 2638971, 3002967, 3225409, 6764259, 7916913, 9676227, 20292777, 24802283, 29028681, 60878331, 65387837, 74406849, 87086043, 196163511, 223220547, 588490533, 669661641, 719266207, 1765471599, 2157798621, 6473395863, 19420187589]

約数ペア:

[(1, 19420187589), (3, 6473395863), (9, 2157798621), (11, 1765471599), (27, 719266207), (29, 669661641), (33, 588490533), (87, 223220547), (99, 196163511), (223, 87086043), (261, 74406849), (297, 65387837), (319, 60878331), (669, 29028681), (783, 24802283), (957, 20292777), (2007, 9676227), (2453, 7916913), (2871, 6764259), (6021, 3225409), (6467, 3002967), (7359, 2638971), (8613, 2254753), (10111, 1920699), (19401, 1000989), (22077, 879657), (30333, 640233), (58203, 333663), (66231, 293219), (71137, 272997), (90999, 213411), (111221, 174609)]