19221939

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:976

約数の個数: 36

約数和(自身を含む): 32159400

約数和(自身を除く): 12937461

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 929, 1089, 1881, 2299, 2787, 6897, 8361, 10219, 17651, 20691, 30657, 52953, 91971, 112409, 158859, 194161, 337227, 582483, 1011681, 1747449, 2135771, 6407313, 19221939]

約数ペア:

[(1, 19221939), (3, 6407313), (9, 2135771), (11, 1747449), (19, 1011681), (33, 582483), (57, 337227), (99, 194161), (121, 158859), (171, 112409), (209, 91971), (363, 52953), (627, 30657), (929, 20691), (1089, 17651), (1881, 10219), (2299, 8361), (2787, 6897)]