20512790217

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{383}}^1\times {\mathrm{13313}}^1$

素因数の和:13854

約数の個数: 32

約数和(自身を含む): 30675456000

約数和(自身を除く): 10162665783

約数列:

[1, 3, 9, 27, 149, 383, 447, 1149, 1341, 3447, 4023, 10341, 13313, 39939, 57067, 119817, 171201, 359451, 513603, 1540809, 1983637, 5098879, 5950911, 15296637, 17852733, 45889911, 53558199, 137669733, 759732971, 2279198913, 6837596739, 20512790217]

約数ペア:

[(1, 20512790217), (3, 6837596739), (9, 2279198913), (27, 759732971), (149, 137669733), (383, 53558199), (447, 45889911), (1149, 17852733), (1341, 15296637), (3447, 5950911), (4023, 5098879), (10341, 1983637), (13313, 1540809), (39939, 513603), (57067, 359451), (119817, 171201)]