19054197

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3511}}^1$

素因数の和:3590

約数の個数: 20

約数和(自身を含む): 28896736

約数和(自身を除く): 9842539

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3511, 5427, 10533, 31599, 94797, 235237, 284391, 705711, 2117133, 6351399, 19054197]

約数ペア:

[(1, 19054197), (3, 6351399), (9, 2117133), (27, 705711), (67, 284391), (81, 235237), (201, 94797), (603, 31599), (1809, 10533), (3511, 5427)]