19192672

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 20814848

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 89, 92, 178, 184, 293, 356, 368, 586, 712, 736, 1172, 1424, 2047, 2344, 2848, 4094, 4688, 6739, 8188, 9376, 13478, 16376, 26077, 26956, 32752, 52154, 53912, 65504, 104308, 107824, 208616, 215648, 417232, 599771, 834464, 1199542, 2399084, 4798168, 9596336, 19192672]

約数ペア:

[(1, 19192672), (2, 9596336), (4, 4798168), (8, 2399084), (16, 1199542), (23, 834464), (32, 599771), (46, 417232), (89, 215648), (92, 208616), (178, 107824), (184, 104308), (293, 65504), (356, 53912), (368, 52154), (586, 32752), (712, 26956), (736, 26077), (1172, 16376), (1424, 13478), (2047, 9376), (2344, 8188), (2848, 6739), (4094, 4688)]