20154733893

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{9739}}^1$

素因数の和:10166

約数の個数: 48

約数和(自身を含む): 33695101440

約数和(自身を除く): 13540367547

約数列:

[1, 3, 7, 9, 21, 63, 107, 307, 321, 749, 921, 963, 2149, 2247, 2763, 6447, 6741, 9739, 19341, 29217, 32849, 68173, 87651, 98547, 204519, 229943, 295641, 613557, 689829, 1042073, 2069487, 2989873, 3126219, 7294511, 8969619, 9378657, 20929111, 21883533, 26908857, 62787333, 65650599, 188361999, 319916411, 959749233, 2239414877, 2879247699, 6718244631, 20154733893]

約数ペア:

[(1, 20154733893), (3, 6718244631), (7, 2879247699), (9, 2239414877), (21, 959749233), (63, 319916411), (107, 188361999), (307, 65650599), (321, 62787333), (749, 26908857), (921, 21883533), (963, 20929111), (2149, 9378657), (2247, 8969619), (2763, 7294511), (6447, 3126219), (6741, 2989873), (9739, 2069487), (19341, 1042073), (29217, 689829), (32849, 613557), (68173, 295641), (87651, 229943), (98547, 204519)]