18611432

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 41817600

約数和(自身を除く): 23206168

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 59, 86, 118, 131, 172, 236, 262, 301, 344, 413, 472, 524, 602, 826, 917, 1048, 1204, 1652, 1834, 2408, 2537, 3304, 3668, 5074, 5633, 7336, 7729, 10148, 11266, 15458, 17759, 20296, 22532, 30916, 35518, 39431, 45064, 54103, 61832, 71036, 78862, 108206, 142072, 157724, 216412, 315448, 332347, 432824, 664694, 1329388, 2326429, 2658776, 4652858, 9305716, 18611432]

約数ペア:

[(1, 18611432), (2, 9305716), (4, 4652858), (7, 2658776), (8, 2326429), (14, 1329388), (28, 664694), (43, 432824), (56, 332347), (59, 315448), (86, 216412), (118, 157724), (131, 142072), (172, 108206), (236, 78862), (262, 71036), (301, 61832), (344, 54103), (413, 45064), (472, 39431), (524, 35518), (602, 30916), (826, 22532), (917, 20296), (1048, 17759), (1204, 15458), (1652, 11266), (1834, 10148), (2408, 7729), (2537, 7336), (3304, 5633), (3668, 5074)]