20729120778

素因数分解:

$2^1\times 3^3\times {\mathrm{23671}}^1\times {\mathrm{16217}}^1$

素因数の和:39899

約数の個数: 32

約数和(自身を含む): 46069499520

約数和(自身を除く): 25340378742

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 16217, 23671, 32434, 47342, 48651, 71013, 97302, 142026, 145953, 213039, 291906, 426078, 437859, 639117, 875718, 1278234, 383872607, 767745214, 1151617821, 2303235642, 3454853463, 6909706926, 10364560389, 20729120778]

約数ペア:

[(1, 20729120778), (2, 10364560389), (3, 6909706926), (6, 3454853463), (9, 2303235642), (18, 1151617821), (27, 767745214), (54, 383872607), (16217, 1278234), (23671, 875718), (32434, 639117), (47342, 437859), (48651, 426078), (71013, 291906), (97302, 213039), (142026, 145953)]