20880451569

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{19843}}^1$

素因数の和:20349

約数の個数: 32

約数和(自身を含む): 30175580160

約数和(自身を除く): 9295128591

約数列:

[1, 3, 17, 47, 51, 141, 439, 799, 1317, 2397, 7463, 19843, 20633, 22389, 59529, 61899, 337331, 350761, 932621, 1011993, 1052283, 2797863, 8711077, 15854557, 26133231, 47563671, 148088309, 409420619, 444264927, 1228261857, 6960150523, 20880451569]

約数ペア:

[(1, 20880451569), (3, 6960150523), (17, 1228261857), (47, 444264927), (51, 409420619), (141, 148088309), (439, 47563671), (799, 26133231), (1317, 15854557), (2397, 8711077), (7463, 2797863), (19843, 1052283), (20633, 1011993), (22389, 932621), (59529, 350761), (61899, 337331)]