20199333812

素因数分解:

$2^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{389}}^1\times {\mathrm{5503}}^1$

素因数の和:6240

約数の個数: 48

約数和(自身を含む): 40630087680

約数和(自身を除く): 20430753868

約数列:

[1, 2, 4, 7, 14, 28, 337, 389, 674, 778, 1348, 1556, 2359, 2723, 4718, 5446, 5503, 9436, 10892, 11006, 22012, 38521, 77042, 131093, 154084, 262186, 524372, 917651, 1835302, 1854511, 2140667, 3670604, 3709022, 4281334, 7418044, 8562668, 12981577, 14984669, 25963154, 29969338, 51926308, 59938676, 721404779, 1442809558, 2885619116, 5049833453, 10099666906, 20199333812]

約数ペア:

[(1, 20199333812), (2, 10099666906), (4, 5049833453), (7, 2885619116), (14, 1442809558), (28, 721404779), (337, 59938676), (389, 51926308), (674, 29969338), (778, 25963154), (1348, 14984669), (1556, 12981577), (2359, 8562668), (2723, 7418044), (4718, 4281334), (5446, 3709022), (5503, 3670604), (9436, 2140667), (10892, 1854511), (11006, 1835302), (22012, 917651), (38521, 524372), (77042, 262186), (131093, 154084)]