2019194793

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{416243}}^1$

素因数の和:416274

約数の個数: 36

約数和(自身を含む): 3701241648

約数和(自身を除く): 1682046855

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 416243, 1248729, 2913701, 3746187, 4578673, 8741103, 13736019, 20395907, 26223309, 32050711, 41208057, 61187721, 96152133, 183563163, 224354977, 288456399, 673064931, 2019194793]

約数ペア:

[(1, 2019194793), (3, 673064931), (7, 288456399), (9, 224354977), (11, 183563163), (21, 96152133), (33, 61187721), (49, 41208057), (63, 32050711), (77, 26223309), (99, 20395907), (147, 13736019), (231, 8741103), (441, 4578673), (539, 3746187), (693, 2913701), (1617, 1248729), (4851, 416243)]