20755196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 45911040

約数和(自身を除く): 25155844

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 853, 869, 1106, 1706, 1738, 2212, 3412, 3476, 5971, 6083, 9383, 11942, 12166, 18766, 23884, 24332, 37532, 65681, 67387, 131362, 134774, 262724, 269548, 471709, 741257, 943418, 1482514, 1886836, 2965028, 5188799, 10377598, 20755196]

約数ペア:

[(1, 20755196), (2, 10377598), (4, 5188799), (7, 2965028), (11, 1886836), (14, 1482514), (22, 943418), (28, 741257), (44, 471709), (77, 269548), (79, 262724), (154, 134774), (158, 131362), (308, 67387), (316, 65681), (553, 37532), (853, 24332), (869, 23884), (1106, 18766), (1706, 12166), (1738, 11942), (2212, 9383), (3412, 6083), (3476, 5971)]