18900918

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{8537}}^1$

素因数の和:8589

約数の個数: 32

約数和(自身を含む): 43031520

約数和(自身を除く): 24130602

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 8537, 17074, 25611, 51222, 76833, 153666, 230499, 350017, 460998, 700034, 1050051, 2100102, 3150153, 6300306, 9450459, 18900918]

約数ペア:

[(1, 18900918), (2, 9450459), (3, 6300306), (6, 3150153), (9, 2100102), (18, 1050051), (27, 700034), (41, 460998), (54, 350017), (82, 230499), (123, 153666), (246, 76833), (369, 51222), (738, 25611), (1107, 17074), (2214, 8537)]