18799688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1009}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 37632600

約数和(自身を除く): 18832912

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137, 274, 548, 1009, 1096, 2018, 2329, 4036, 4658, 8072, 9316, 17153, 18632, 34306, 68612, 137224, 138233, 276466, 552932, 1105864, 2349961, 4699922, 9399844, 18799688]

約数ペア:

[(1, 18799688), (2, 9399844), (4, 4699922), (8, 2349961), (17, 1105864), (34, 552932), (68, 276466), (136, 138233), (137, 137224), (274, 68612), (548, 34306), (1009, 18632), (1096, 17153), (2018, 9316), (2329, 8072), (4036, 4658)]