20347922072

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1\times {\mathrm{2333}}^1$

素因数の和:2912

約数の個数: 64

約数和(自身を含む): 40291188480

約数和(自身を除く): 19943266408

約数列:

[1, 2, 4, 8, 23, 46, 92, 107, 184, 214, 428, 443, 856, 886, 1772, 2333, 2461, 3544, 4666, 4922, 9332, 9844, 10189, 18664, 19688, 20378, 40756, 47401, 53659, 81512, 94802, 107318, 189604, 214636, 249631, 379208, 429272, 499262, 998524, 1033519, 1090223, 1997048, 2067038, 2180446, 4134076, 4360892, 5741513, 8268152, 8721784, 11483026, 22966052, 23770937, 45932104, 47541874, 95083748, 110586533, 190167496, 221173066, 442346132, 884692264, 2543490259, 5086980518, 10173961036, 20347922072]

約数ペア:

[(1, 20347922072), (2, 10173961036), (4, 5086980518), (8, 2543490259), (23, 884692264), (46, 442346132), (92, 221173066), (107, 190167496), (184, 110586533), (214, 95083748), (428, 47541874), (443, 45932104), (856, 23770937), (886, 22966052), (1772, 11483026), (2333, 8721784), (2461, 8268152), (3544, 5741513), (4666, 4360892), (4922, 4134076), (9332, 2180446), (9844, 2067038), (10189, 1997048), (18664, 1090223), (19688, 1033519), (20378, 998524), (40756, 499262), (47401, 429272), (53659, 379208), (81512, 249631), (94802, 214636), (107318, 189604)]