19879299

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1777}}^1$

素因数の和:1907

約数の個数: 24

約数和(自身を含む): 31619952

約数和(自身を除く): 11740653

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 1777, 3729, 5331, 11187, 15993, 19547, 58641, 175923, 200801, 602403, 1807209, 2208811, 6626433, 19879299]

約数ペア:

[(1, 19879299), (3, 6626433), (9, 2208811), (11, 1807209), (33, 602403), (99, 200801), (113, 175923), (339, 58641), (1017, 19547), (1243, 15993), (1777, 11187), (3729, 5331)]