19879115258

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1\times {\mathrm{179327}}^1$

素因数の和:180661

約数の個数: 16

約数和(自身を含む): 30535971840

約数和(自身を除く): 10656856582

約数列:

[1, 2, 43, 86, 1289, 2578, 55427, 110854, 179327, 358654, 7711061, 15422122, 231152503, 462305006, 9939557629, 19879115258]

約数ペア:

[(1, 19879115258), (2, 9939557629), (43, 462305006), (86, 231152503), (1289, 15422122), (2578, 7711061), (55427, 358654), (110854, 179327)]