20797489433

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3467}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 27326730240

約数和(自身を除く): 6529240807

約数列:

[1, 7, 19, 23, 37, 53, 133, 161, 259, 371, 437, 703, 851, 1007, 1219, 1961, 3059, 3467, 4921, 5957, 7049, 8533, 13727, 16169, 23161, 24269, 37259, 45103, 65873, 79741, 113183, 128279, 162127, 183751, 260813, 315721, 461111, 558187, 856957, 897953, 1286257, 1515079, 2437301, 2950417, 3491269, 4226273, 5998699, 6798787, 10605553, 17061107, 20652919, 24438883, 29583911, 47591509, 56057923, 80299187, 129176953, 156372101, 392405461, 562094309, 904238671, 1094604707, 2971069919, 20797489433]

約数ペア:

[(1, 20797489433), (7, 2971069919), (19, 1094604707), (23, 904238671), (37, 562094309), (53, 392405461), (133, 156372101), (161, 129176953), (259, 80299187), (371, 56057923), (437, 47591509), (703, 29583911), (851, 24438883), (1007, 20652919), (1219, 17061107), (1961, 10605553), (3059, 6798787), (3467, 5998699), (4921, 4226273), (5957, 3491269), (7049, 2950417), (8533, 2437301), (13727, 1515079), (16169, 1286257), (23161, 897953), (24269, 856957), (37259, 558187), (45103, 461111), (65873, 315721), (79741, 260813), (113183, 183751), (128279, 162127)]