20235965883

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{5441}}^1$

素因数の和:5708

約数の個数: 64

約数和(自身を含む): 33101291520

約数和(自身を除く): 12865325637

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 197, 203, 217, 591, 609, 651, 899, 1379, 2697, 4137, 5441, 5713, 6107, 6293, 16323, 17139, 18321, 18879, 38087, 39991, 42749, 114261, 119973, 128247, 157789, 168671, 177103, 473367, 506013, 531309, 1071877, 1104523, 1180697, 1239721, 3215631, 3313569, 3542091, 3719163, 4891459, 7503139, 14674377, 22509417, 31084433, 33228187, 34240213, 93253299, 99684561, 102720639, 217591031, 232597309, 652773093, 697791927, 963617423, 2890852269, 6745321961, 20235965883]

約数ペア:

[(1, 20235965883), (3, 6745321961), (7, 2890852269), (21, 963617423), (29, 697791927), (31, 652773093), (87, 232597309), (93, 217591031), (197, 102720639), (203, 99684561), (217, 93253299), (591, 34240213), (609, 33228187), (651, 31084433), (899, 22509417), (1379, 14674377), (2697, 7503139), (4137, 4891459), (5441, 3719163), (5713, 3542091), (6107, 3313569), (6293, 3215631), (16323, 1239721), (17139, 1180697), (18321, 1104523), (18879, 1071877), (38087, 531309), (39991, 506013), (42749, 473367), (114261, 177103), (119973, 168671), (128247, 157789)]