20996878574

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1183723}}^1$

素因数の和:1183920

約数の個数: 24

約数和(自身を含む): 36839858328

約数和(自身を除く): 15842979754

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 1267, 2534, 8869, 17738, 1183723, 2367446, 8286061, 16572122, 58002427, 116004854, 214253863, 428507726, 1499777041, 2999554082, 10498439287, 20996878574]

約数ペア:

[(1, 20996878574), (2, 10498439287), (7, 2999554082), (14, 1499777041), (49, 428507726), (98, 214253863), (181, 116004854), (362, 58002427), (1267, 16572122), (2534, 8286061), (8869, 2367446), (17738, 1183723)]