2157906

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 4746240

約数和(自身を除く): 2588334

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 823, 874, 1311, 1646, 2469, 2622, 4938, 15637, 18929, 31274, 37858, 46911, 56787, 93822, 113574, 359651, 719302, 1078953, 2157906]

約数ペア:

[(1, 2157906), (2, 1078953), (3, 719302), (6, 359651), (19, 113574), (23, 93822), (38, 56787), (46, 46911), (57, 37858), (69, 31274), (114, 18929), (138, 15637), (437, 4938), (823, 2622), (874, 2469), (1311, 1646)]