20347697661

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1\times {\mathrm{5059}}^1$

素因数の和:5977

約数の個数: 32

約数和(自身を含む): 28749219840

約数和(自身を除く): 8401522179

約数列:

[1, 3, 23, 69, 71, 213, 821, 1633, 2463, 4899, 5059, 15177, 18883, 56649, 58291, 116357, 174873, 349071, 359189, 1077567, 1340693, 4022079, 4153439, 8261347, 12460317, 24784041, 95529097, 286587291, 294894169, 884682507, 6782565887, 20347697661]

約数ペア:

[(1, 20347697661), (3, 6782565887), (23, 884682507), (69, 294894169), (71, 286587291), (213, 95529097), (821, 24784041), (1633, 12460317), (2463, 8261347), (4899, 4153439), (5059, 4022079), (15177, 1340693), (18883, 1077567), (56649, 359189), (58291, 349071), (116357, 174873)]