20020749832

素因数分解:

$2^3\times {\mathrm{23}}^3\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:3043

約数の個数: 64

約数和(自身を含む): 39811564800

約数和(自身を除く): 19790814968

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 529, 568, 1058, 1633, 2116, 2897, 3266, 4232, 5794, 6532, 11588, 12167, 13064, 23176, 24334, 37559, 48668, 66631, 75118, 97336, 133262, 150236, 205687, 266524, 300472, 411374, 533048, 822748, 863857, 1532513, 1645496, 1727714, 3065026, 3455428, 4730801, 6130052, 6910856, 9461602, 12260104, 18923204, 35247799, 37846408, 70495598, 108808423, 140991196, 217616846, 281982392, 435233692, 870467384, 2502593729, 5005187458, 10010374916, 20020749832]

約数ペア:

[(1, 20020749832), (2, 10010374916), (4, 5005187458), (8, 2502593729), (23, 870467384), (46, 435233692), (71, 281982392), (92, 217616846), (142, 140991196), (184, 108808423), (284, 70495598), (529, 37846408), (568, 35247799), (1058, 18923204), (1633, 12260104), (2116, 9461602), (2897, 6910856), (3266, 6130052), (4232, 4730801), (5794, 3455428), (6532, 3065026), (11588, 1727714), (12167, 1645496), (13064, 1532513), (23176, 863857), (24334, 822748), (37559, 533048), (48668, 411374), (66631, 300472), (75118, 266524), (97336, 205687), (133262, 150236)]