20616464

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 60

約数和(自身を含む): 45913728

約数和(自身を除く): 25297264

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 121, 176, 184, 242, 253, 368, 463, 484, 506, 926, 968, 1012, 1852, 1936, 2024, 2783, 3704, 4048, 5093, 5566, 7408, 10186, 10649, 11132, 20372, 21298, 22264, 40744, 42596, 44528, 56023, 81488, 85192, 112046, 117139, 170384, 224092, 234278, 448184, 468556, 896368, 937112, 1288529, 1874224, 2577058, 5154116, 10308232, 20616464]

約数ペア:

[(1, 20616464), (2, 10308232), (4, 5154116), (8, 2577058), (11, 1874224), (16, 1288529), (22, 937112), (23, 896368), (44, 468556), (46, 448184), (88, 234278), (92, 224092), (121, 170384), (176, 117139), (184, 112046), (242, 85192), (253, 81488), (368, 56023), (463, 44528), (484, 42596), (506, 40744), (926, 22264), (968, 21298), (1012, 20372), (1852, 11132), (1936, 10649), (2024, 10186), (2783, 7408), (3704, 5566), (4048, 5093)]