20161956405

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{29641}}^1$

素因数の和:30117

約数の個数: 32

約数和(自身を含む): 32593868928

約数和(自身を除く): 12431912523

約数列:

[1, 3, 5, 15, 137, 331, 411, 685, 993, 1655, 2055, 4965, 29641, 45347, 88923, 136041, 148205, 226735, 444615, 680205, 4060817, 9811171, 12182451, 20304085, 29433513, 49055855, 60912255, 147167565, 1344130427, 4032391281, 6720652135, 20161956405]

約数ペア:

[(1, 20161956405), (3, 6720652135), (5, 4032391281), (15, 1344130427), (137, 147167565), (331, 60912255), (411, 49055855), (685, 29433513), (993, 20304085), (1655, 12182451), (2055, 9811171), (4965, 4060817), (29641, 680205), (45347, 444615), (88923, 226735), (136041, 148205)]