16809604

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1663}}^1$

素因数の和:1712

約数の個数: 36

約数和(自身を含む): 35503104

約数和(自身を除く): 18693500

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 1663, 2527, 3326, 5054, 6652, 10108, 11641, 23282, 31597, 46564, 63194, 126388, 221179, 442358, 600343, 884716, 1200686, 2401372, 4202401, 8404802, 16809604]

約数ペア:

[(1, 16809604), (2, 8404802), (4, 4202401), (7, 2401372), (14, 1200686), (19, 884716), (28, 600343), (38, 442358), (76, 221179), (133, 126388), (266, 63194), (361, 46564), (532, 31597), (722, 23282), (1444, 11641), (1663, 10108), (2527, 6652), (3326, 5054)]