20548356

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 50077440

約数和(自身を除く): 29529084

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 137, 174, 274, 348, 411, 431, 548, 822, 862, 1293, 1644, 1724, 2586, 3973, 5172, 7946, 11919, 12499, 15892, 23838, 24998, 37497, 47676, 49996, 59047, 74994, 118094, 149988, 177141, 236188, 354282, 708564, 1712363, 3424726, 5137089, 6849452, 10274178, 20548356]

約数ペア:

[(1, 20548356), (2, 10274178), (3, 6849452), (4, 5137089), (6, 3424726), (12, 1712363), (29, 708564), (58, 354282), (87, 236188), (116, 177141), (137, 149988), (174, 118094), (274, 74994), (348, 59047), (411, 49996), (431, 47676), (548, 37497), (822, 24998), (862, 23838), (1293, 15892), (1644, 12499), (1724, 11919), (2586, 7946), (3973, 5172)]