19815249601

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{24001}}^1$

素因数の和:24134

約数の個数: 32

約数和(自身を含む): 24194016000

約数和(自身を除く): 4378766399

約数列:

[1, 7, 29, 49, 83, 203, 343, 581, 1421, 2407, 4067, 9947, 16849, 24001, 28469, 117943, 168007, 696029, 825601, 1176049, 1992083, 4872203, 8232343, 13944581, 34105421, 57770407, 97612067, 238737947, 404392849, 683284469, 2830749943, 19815249601]

約数ペア:

[(1, 19815249601), (7, 2830749943), (29, 683284469), (49, 404392849), (83, 238737947), (203, 97612067), (343, 57770407), (581, 34105421), (1421, 13944581), (2407, 8232343), (4067, 4872203), (9947, 1992083), (16849, 1176049), (24001, 825601), (28469, 696029), (117943, 168007)]