19670769

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5167}}^1$

素因数の和:5226

約数の個数: 20

約数和(自身を含む): 30015744

約数和(自身を除く): 10344975

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5167, 15501, 46503, 139509, 242849, 418527, 728547, 2185641, 6556923, 19670769]

約数ペア:

[(1, 19670769), (3, 6556923), (9, 2185641), (27, 728547), (47, 418527), (81, 242849), (141, 139509), (423, 46503), (1269, 15501), (3807, 5167)]