20548716

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 51093504

約数和(自身を除く): 30544788

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 263, 383, 526, 766, 789, 1052, 1149, 1532, 1578, 2298, 3156, 4471, 4596, 6511, 8942, 13022, 13413, 17884, 19533, 26044, 26826, 39066, 53652, 78132, 100729, 201458, 302187, 402916, 604374, 1208748, 1712393, 3424786, 5137179, 6849572, 10274358, 20548716]

約数ペア:

[(1, 20548716), (2, 10274358), (3, 6849572), (4, 5137179), (6, 3424786), (12, 1712393), (17, 1208748), (34, 604374), (51, 402916), (68, 302187), (102, 201458), (204, 100729), (263, 78132), (383, 53652), (526, 39066), (766, 26826), (789, 26044), (1052, 19533), (1149, 17884), (1532, 13413), (1578, 13022), (2298, 8942), (3156, 6511), (4471, 4596)]