20486566872

素因数分解:

$2^3\times 3^3\times {\mathrm{673}}^1\times {\mathrm{140929}}^1$

素因数の和:141617

約数の個数: 64

約数和(自身を含む): 56992092000

約数和(自身を除く): 36505525128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 673, 1346, 2019, 2692, 4038, 5384, 6057, 8076, 12114, 16152, 18171, 24228, 36342, 48456, 72684, 140929, 145368, 281858, 422787, 563716, 845574, 1127432, 1268361, 1691148, 2536722, 3382296, 3805083, 5073444, 7610166, 10146888, 15220332, 30440664, 94845217, 189690434, 284535651, 379380868, 569071302, 758761736, 853606953, 1138142604, 1707213906, 2276285208, 2560820859, 3414427812, 5121641718, 6828855624, 10243283436, 20486566872]

約数ペア:

[(1, 20486566872), (2, 10243283436), (3, 6828855624), (4, 5121641718), (6, 3414427812), (8, 2560820859), (9, 2276285208), (12, 1707213906), (18, 1138142604), (24, 853606953), (27, 758761736), (36, 569071302), (54, 379380868), (72, 284535651), (108, 189690434), (216, 94845217), (673, 30440664), (1346, 15220332), (2019, 10146888), (2692, 7610166), (4038, 5073444), (5384, 3805083), (6057, 3382296), (8076, 2536722), (12114, 1691148), (16152, 1268361), (18171, 1127432), (24228, 845574), (36342, 563716), (48456, 422787), (72684, 281858), (140929, 145368)]