20181708897

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1381}}^1\times {\mathrm{2459}}^1$

素因数の和:4133

約数の個数: 32

約数和(自身を含む): 30896655360

約数和(自身を除く): 10714946463

約数列:

[1, 3, 7, 21, 283, 849, 1381, 1981, 2459, 4143, 5943, 7377, 9667, 17213, 29001, 51639, 390823, 695897, 1172469, 2087691, 2735761, 3395879, 4871279, 8207283, 10187637, 14613837, 23771153, 71313459, 961033757, 2883101271, 6727236299, 20181708897]

約数ペア:

[(1, 20181708897), (3, 6727236299), (7, 2883101271), (21, 961033757), (283, 71313459), (849, 23771153), (1381, 14613837), (1981, 10187637), (2459, 8207283), (4143, 4871279), (5943, 3395879), (7377, 2735761), (9667, 2087691), (17213, 1172469), (29001, 695897), (51639, 390823)]