31715788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 32634932

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 247, 494, 611, 683, 893, 988, 1222, 1366, 1786, 2444, 2732, 3572, 8879, 11609, 12977, 17758, 23218, 25954, 32101, 35516, 46436, 51908, 64202, 128404, 168701, 337402, 417313, 609919, 674804, 834626, 1219838, 1669252, 2439676, 7928947, 15857894, 31715788]

約数ペア:

[(1, 31715788), (2, 15857894), (4, 7928947), (13, 2439676), (19, 1669252), (26, 1219838), (38, 834626), (47, 674804), (52, 609919), (76, 417313), (94, 337402), (188, 168701), (247, 128404), (494, 64202), (611, 51908), (683, 46436), (893, 35516), (988, 32101), (1222, 25954), (1366, 23218), (1786, 17758), (2444, 12977), (2732, 11609), (3572, 8879)]