19005235221

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53235953}}^1$

素因数の和:53235980

約数の個数: 16

約数和(自身を含む): 30663909504

約数和(自身を除く): 11658674283

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 53235953, 159707859, 372651671, 905011201, 1117955013, 2715033603, 6335078407, 19005235221]

約数ペア:

[(1, 19005235221), (3, 6335078407), (7, 2715033603), (17, 1117955013), (21, 905011201), (51, 372651671), (119, 159707859), (357, 53235953)]