18804538402

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{421}}^1\times {\mathrm{1283}}^1$

素因数の和:1835

約数の個数: 48

約数和(自身を含む): 30937353408

約数和(自身を除く): 12132815006

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 421, 842, 1283, 1339, 2566, 2678, 5473, 10946, 16679, 17407, 33358, 34814, 43363, 71149, 86726, 132149, 142298, 216827, 264298, 433654, 540143, 563719, 1080286, 1127438, 1717937, 3435874, 7021859, 7328347, 14043718, 14656694, 22333181, 44666362, 55634729, 91284167, 111269458, 182568334, 723251477, 1446502954, 9402269201, 18804538402]

約数ペア:

[(1, 18804538402), (2, 9402269201), (13, 1446502954), (26, 723251477), (103, 182568334), (169, 111269458), (206, 91284167), (338, 55634729), (421, 44666362), (842, 22333181), (1283, 14656694), (1339, 14043718), (2566, 7328347), (2678, 7021859), (5473, 3435874), (10946, 1717937), (16679, 1127438), (17407, 1080286), (33358, 563719), (34814, 540143), (43363, 433654), (71149, 264298), (86726, 216827), (132149, 142298)]