20541774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16381}}^1$

素因数の和:16416

約数の個数: 32

約数和(自身を含む): 47180160

約数和(自身を除く): 26638386

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 16381, 32762, 49143, 98286, 180191, 311239, 360382, 540573, 622478, 933717, 1081146, 1867434, 3423629, 6847258, 10270887, 20541774]

約数ペア:

[(1, 20541774), (2, 10270887), (3, 6847258), (6, 3423629), (11, 1867434), (19, 1081146), (22, 933717), (33, 622478), (38, 540573), (57, 360382), (66, 311239), (114, 180191), (209, 98286), (418, 49143), (627, 32762), (1254, 16381)]