20137408048

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{1423}}^1$

素因数の和:1842

約数の個数: 80

約数和(自身を含む): 40841322496

約数和(自身を除く): 20703914448

約数列:

[1, 2, 4, 8, 16, 31, 62, 103, 124, 206, 248, 277, 412, 496, 554, 824, 1108, 1423, 1648, 2216, 2846, 3193, 4432, 5692, 6386, 8587, 11384, 12772, 17174, 22768, 25544, 28531, 34348, 44113, 51088, 57062, 68696, 88226, 114124, 137392, 146569, 176452, 228248, 293138, 352904, 394171, 456496, 586276, 705808, 788342, 884461, 1172552, 1576684, 1768922, 2345104, 3153368, 3537844, 4543639, 6306736, 7075688, 9087278, 12219301, 14151376, 18174556, 24438602, 36349112, 40599613, 48877204, 72698224, 81199226, 97754408, 162398452, 195508816, 324796904, 649593808, 1258588003, 2517176006, 5034352012, 10068704024, 20137408048]

約数ペア:

[(1, 20137408048), (2, 10068704024), (4, 5034352012), (8, 2517176006), (16, 1258588003), (31, 649593808), (62, 324796904), (103, 195508816), (124, 162398452), (206, 97754408), (248, 81199226), (277, 72698224), (412, 48877204), (496, 40599613), (554, 36349112), (824, 24438602), (1108, 18174556), (1423, 14151376), (1648, 12219301), (2216, 9087278), (2846, 7075688), (3193, 6306736), (4432, 4543639), (5692, 3537844), (6386, 3153368), (8587, 2345104), (11384, 1768922), (12772, 1576684), (17174, 1172552), (22768, 884461), (25544, 788342), (28531, 705808), (34348, 586276), (44113, 456496), (51088, 394171), (57062, 352904), (68696, 293138), (88226, 228248), (114124, 176452), (137392, 146569)]