17913972

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 25329228

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 149, 172, 233, 258, 298, 447, 466, 516, 596, 699, 894, 932, 1398, 1788, 2796, 6407, 10019, 12814, 19221, 20038, 25628, 30057, 34717, 38442, 40076, 60114, 69434, 76884, 104151, 120228, 138868, 208302, 416604, 1492831, 2985662, 4478493, 5971324, 8956986, 17913972]

約数ペア:

[(1, 17913972), (2, 8956986), (3, 5971324), (4, 4478493), (6, 2985662), (12, 1492831), (43, 416604), (86, 208302), (129, 138868), (149, 120228), (172, 104151), (233, 76884), (258, 69434), (298, 60114), (447, 40076), (466, 38442), (516, 34717), (596, 30057), (699, 25628), (894, 20038), (932, 19221), (1398, 12814), (1788, 10019), (2796, 6407)]