20080109384

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{6701}}^1$

素因数の和:7062

約数の個数: 64

約数和(自身を含む): 39916039680

約数和(自身を除く): 19835930296

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 281, 344, 562, 1124, 1333, 2248, 2666, 5332, 6701, 8711, 10664, 12083, 13402, 17422, 24166, 26804, 34844, 48332, 53608, 69688, 96664, 207731, 288143, 374573, 415462, 576286, 749146, 830924, 1152572, 1498292, 1661848, 1882981, 2305144, 2996584, 3765962, 7531924, 8932433, 15063848, 17864866, 35729732, 58372411, 71459464, 80968183, 116744822, 161936366, 233489644, 323872732, 466979288, 647745464, 2510013673, 5020027346, 10040054692, 20080109384]

約数ペア:

[(1, 20080109384), (2, 10040054692), (4, 5020027346), (8, 2510013673), (31, 647745464), (43, 466979288), (62, 323872732), (86, 233489644), (124, 161936366), (172, 116744822), (248, 80968183), (281, 71459464), (344, 58372411), (562, 35729732), (1124, 17864866), (1333, 15063848), (2248, 8932433), (2666, 7531924), (5332, 3765962), (6701, 2996584), (8711, 2305144), (10664, 1882981), (12083, 1661848), (13402, 1498292), (17422, 1152572), (24166, 830924), (26804, 749146), (34844, 576286), (48332, 415462), (53608, 374573), (69688, 288143), (96664, 207731)]