18915228

素因数分解:

$2^2\times 3^3\times {\mathrm{175141}}^1$

素因数の和:175154

約数の個数: 24

約数和(自身を含む): 49039760

約数和(自身を除く): 30124532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 175141, 350282, 525423, 700564, 1050846, 1576269, 2101692, 3152538, 4728807, 6305076, 9457614, 18915228]

約数ペア:

[(1, 18915228), (2, 9457614), (3, 6305076), (4, 4728807), (6, 3152538), (9, 2101692), (12, 1576269), (18, 1050846), (27, 700564), (36, 525423), (54, 350282), (108, 175141)]