20731573338

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{475997}}^1$

素因数の和:476087

約数の個数: 64

約数和(自身を含む): 50996521728

約数和(自身を除く): 30264948390

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 427, 714, 854, 1037, 1281, 2074, 2562, 3111, 6222, 7259, 14518, 21777, 43554, 475997, 951994, 1427991, 2855982, 3331979, 6663958, 8091949, 9995937, 16183898, 19991874, 24275847, 29035817, 48551694, 56643643, 58071634, 87107451, 113287286, 169930929, 174214902, 203250719, 339861858, 406501438, 493608889, 609752157, 987217778, 1219504314, 1480826667, 2961653334, 3455262223, 6910524446, 10365786669, 20731573338]

約数ペア:

[(1, 20731573338), (2, 10365786669), (3, 6910524446), (6, 3455262223), (7, 2961653334), (14, 1480826667), (17, 1219504314), (21, 987217778), (34, 609752157), (42, 493608889), (51, 406501438), (61, 339861858), (102, 203250719), (119, 174214902), (122, 169930929), (183, 113287286), (238, 87107451), (357, 58071634), (366, 56643643), (427, 48551694), (714, 29035817), (854, 24275847), (1037, 19991874), (1281, 16183898), (2074, 9995937), (2562, 8091949), (3111, 6663958), (6222, 3331979), (7259, 2855982), (14518, 1427991), (21777, 951994), (43554, 475997)]