20110113

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 32234400

約数和(自身を除く): 12124287

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 171, 179, 219, 513, 537, 657, 1387, 1539, 1611, 1971, 3401, 4161, 4833, 5913, 10203, 12483, 13067, 14499, 30609, 37449, 39201, 91827, 112347, 117603, 248273, 275481, 352809, 744819, 1058427, 2234457, 6703371, 20110113]

約数ペア:

[(1, 20110113), (3, 6703371), (9, 2234457), (19, 1058427), (27, 744819), (57, 352809), (73, 275481), (81, 248273), (171, 117603), (179, 112347), (219, 91827), (513, 39201), (537, 37449), (657, 30609), (1387, 14499), (1539, 13067), (1611, 12483), (1971, 10203), (3401, 5913), (4161, 4833)]