18942181722

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8157701}}^1$

素因数の和:8157755

約数の個数: 32

約数和(自身を含む): 43072666560

約数和(自身を除く): 24130484838

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8157701, 16315402, 24473103, 48946206, 73419309, 146838618, 220257927, 350781143, 440515854, 701562286, 1052343429, 2104686858, 3157030287, 6314060574, 9471090861, 18942181722]

約数ペア:

[(1, 18942181722), (2, 9471090861), (3, 6314060574), (6, 3157030287), (9, 2104686858), (18, 1052343429), (27, 701562286), (43, 440515854), (54, 350781143), (86, 220257927), (129, 146838618), (258, 73419309), (387, 48946206), (774, 24473103), (1161, 16315402), (2322, 8157701)]