18444022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12659978

約数列:

[1, 2, 19, 23, 38, 46, 47, 94, 437, 449, 874, 893, 898, 1081, 1786, 2162, 8531, 10327, 17062, 20539, 20654, 21103, 41078, 42206, 196213, 392426, 400957, 485369, 801914, 970738, 9222011, 18444022]

約数ペア:

[(1, 18444022), (2, 9222011), (19, 970738), (23, 801914), (38, 485369), (46, 400957), (47, 392426), (94, 196213), (437, 42206), (449, 41078), (874, 21103), (893, 20654), (898, 20539), (1081, 17062), (1786, 10327), (2162, 8531)]