20738196

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30319}}^1$

素因数の和:30348

約数の個数: 36

約数和(自身を含む): 55182400

約数和(自身を除く): 34444204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30319, 60638, 90957, 121276, 181914, 272871, 363828, 545742, 576061, 1091484, 1152122, 1728183, 2304244, 3456366, 5184549, 6912732, 10369098, 20738196]

約数ペア:

[(1, 20738196), (2, 10369098), (3, 6912732), (4, 5184549), (6, 3456366), (9, 2304244), (12, 1728183), (18, 1152122), (19, 1091484), (36, 576061), (38, 545742), (57, 363828), (76, 272871), (114, 181914), (171, 121276), (228, 90957), (342, 60638), (684, 30319)]