20528036165

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1455373}}^1$

素因数の和:1455429

約数の個数: 32

約数和(自身を含む): 31296362496

約数和(自身を除く): 10768326331

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 14105, 1455373, 7276865, 10187611, 18919849, 45116563, 50938055, 94599245, 132438943, 225582815, 315815941, 586515319, 662194715, 1579079705, 2932576595, 4105607233, 20528036165]

約数ペア:

[(1, 20528036165), (5, 4105607233), (7, 2932576595), (13, 1579079705), (31, 662194715), (35, 586515319), (65, 315815941), (91, 225582815), (155, 132438943), (217, 94599245), (403, 50938055), (455, 45116563), (1085, 18919849), (2015, 10187611), (2821, 7276865), (14105, 1455373)]