42609818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 69854400

約数和(自身を除く): 27244582

約数列:

[1, 2, 19, 38, 43, 86, 89, 178, 293, 586, 817, 1634, 1691, 3382, 3827, 5567, 7654, 11134, 12599, 25198, 26077, 52154, 72713, 145426, 239381, 478762, 495463, 990926, 1121311, 2242622, 21304909, 42609818]

約数ペア:

[(1, 42609818), (2, 21304909), (19, 2242622), (38, 1121311), (43, 990926), (86, 495463), (89, 478762), (178, 239381), (293, 145426), (586, 72713), (817, 52154), (1634, 26077), (1691, 25198), (3382, 12599), (3827, 11134), (5567, 7654)]