20173877868

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{929}}^1$

素因数の和:1399

約数の個数: 96

約数和(自身を含む): 48646886400

約数和(自身を除く): 28473008532

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 139, 141, 188, 277, 278, 282, 417, 554, 556, 564, 831, 834, 929, 1108, 1662, 1668, 1858, 2787, 3324, 3716, 5574, 6533, 11148, 13019, 13066, 19599, 26038, 26132, 38503, 39057, 39198, 43663, 52076, 77006, 78114, 78396, 87326, 115509, 129131, 130989, 154012, 156228, 174652, 231018, 257333, 258262, 261978, 387393, 462036, 514666, 516524, 523956, 771999, 774786, 1029332, 1543998, 1549572, 1809641, 3087996, 3619282, 5428923, 6069157, 7238564, 10857846, 12094651, 12138314, 18207471, 21715692, 24189302, 24276628, 35769287, 36283953, 36414942, 48378604, 71538574, 72567906, 72829884, 107307861, 143077148, 145135812, 214615722, 429231444, 1681156489, 3362312978, 5043469467, 6724625956, 10086938934, 20173877868]

約数ペア:

[(1, 20173877868), (2, 10086938934), (3, 6724625956), (4, 5043469467), (6, 3362312978), (12, 1681156489), (47, 429231444), (94, 214615722), (139, 145135812), (141, 143077148), (188, 107307861), (277, 72829884), (278, 72567906), (282, 71538574), (417, 48378604), (554, 36414942), (556, 36283953), (564, 35769287), (831, 24276628), (834, 24189302), (929, 21715692), (1108, 18207471), (1662, 12138314), (1668, 12094651), (1858, 10857846), (2787, 7238564), (3324, 6069157), (3716, 5428923), (5574, 3619282), (6533, 3087996), (11148, 1809641), (13019, 1549572), (13066, 1543998), (19599, 1029332), (26038, 774786), (26132, 771999), (38503, 523956), (39057, 516524), (39198, 514666), (43663, 462036), (52076, 387393), (77006, 261978), (78114, 258262), (78396, 257333), (87326, 231018), (115509, 174652), (129131, 156228), (130989, 154012)]