19624329

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 30585600

約数和(自身を除く): 10961271

約数列:

[1, 3, 9, 27, 29, 71, 87, 213, 261, 353, 639, 783, 1059, 1917, 2059, 3177, 6177, 9531, 10237, 18531, 25063, 30711, 55593, 75189, 92133, 225567, 276399, 676701, 726827, 2180481, 6541443, 19624329]

約数ペア:

[(1, 19624329), (3, 6541443), (9, 2180481), (27, 726827), (29, 676701), (71, 276399), (87, 225567), (213, 92133), (261, 75189), (353, 55593), (639, 30711), (783, 25063), (1059, 18531), (1917, 10237), (2059, 9531), (3177, 6177)]