20520054

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7451}}^1$

素因数の和:7482

約数の個数: 40

約数和(自身を含む): 48691368

約数和(自身を除く): 28171314

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7451, 14902, 22353, 44706, 67059, 126667, 134118, 201177, 253334, 380001, 402354, 603531, 760002, 1140003, 1207062, 2280006, 3420009, 6840018, 10260027, 20520054]

約数ペア:

[(1, 20520054), (2, 10260027), (3, 6840018), (6, 3420009), (9, 2280006), (17, 1207062), (18, 1140003), (27, 760002), (34, 603531), (51, 402354), (54, 380001), (81, 253334), (102, 201177), (153, 134118), (162, 126667), (306, 67059), (459, 44706), (918, 22353), (1377, 14902), (2754, 7451)]