20880354

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16651}}^1$

素因数の和:16686

約数の個数: 32

約数和(自身を含む): 47957760

約数和(自身を除く): 27077406

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 16651, 33302, 49953, 99906, 183161, 316369, 366322, 549483, 632738, 949107, 1098966, 1898214, 3480059, 6960118, 10440177, 20880354]

約数ペア:

[(1, 20880354), (2, 10440177), (3, 6960118), (6, 3480059), (11, 1898214), (19, 1098966), (22, 949107), (33, 632738), (38, 549483), (57, 366322), (66, 316369), (114, 183161), (209, 99906), (418, 49953), (627, 33302), (1254, 16651)]