20585852012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{228559}}^1$

素因数の和:228686

約数の個数: 48

約数和(自身を含む): 41469926400

約数和(自身を除く): 20884074388

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 89, 92, 178, 253, 356, 506, 979, 1012, 1958, 2047, 3916, 4094, 8188, 22517, 45034, 90068, 228559, 457118, 914236, 2514149, 5028298, 5256857, 10056596, 10513714, 20341751, 21027428, 40683502, 57825427, 81367004, 115650854, 223759261, 231301708, 447518522, 467860273, 895037044, 935720546, 1871441092, 5146463003, 10292926006, 20585852012]

約数ペア:

[(1, 20585852012), (2, 10292926006), (4, 5146463003), (11, 1871441092), (22, 935720546), (23, 895037044), (44, 467860273), (46, 447518522), (89, 231301708), (92, 223759261), (178, 115650854), (253, 81367004), (356, 57825427), (506, 40683502), (979, 21027428), (1012, 20341751), (1958, 10513714), (2047, 10056596), (3916, 5256857), (4094, 5028298), (8188, 2514149), (22517, 914236), (45034, 457118), (90068, 228559)]