18977976

素因数分解:

$2^3\times 3^4\times {\mathrm{29287}}^1$

素因数の和:29305

約数の個数: 40

約数和(自身を含む): 53157720

約数和(自身を除く): 34179744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 29287, 58574, 87861, 117148, 175722, 234296, 263583, 351444, 527166, 702888, 790749, 1054332, 1581498, 2108664, 2372247, 3162996, 4744494, 6325992, 9488988, 18977976]

約数ペア:

[(1, 18977976), (2, 9488988), (3, 6325992), (4, 4744494), (6, 3162996), (8, 2372247), (9, 2108664), (12, 1581498), (18, 1054332), (24, 790749), (27, 702888), (36, 527166), (54, 351444), (72, 263583), (81, 234296), (108, 175722), (162, 117148), (216, 87861), (324, 58574), (648, 29287)]