18344742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{491}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 21330138

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 479, 491, 958, 982, 1437, 1473, 2874, 2946, 6227, 6383, 12454, 12766, 18681, 19149, 37362, 38298, 235189, 470378, 705567, 1411134, 3057457, 6114914, 9172371, 18344742]

約数ペア:

[(1, 18344742), (2, 9172371), (3, 6114914), (6, 3057457), (13, 1411134), (26, 705567), (39, 470378), (78, 235189), (479, 38298), (491, 37362), (958, 19149), (982, 18681), (1437, 12766), (1473, 12454), (2874, 6383), (2946, 6227)]