20464974

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{2477}}^1$

素因数の和:2511

約数の個数: 48

約数和(自身を含む): 48707568

約数和(自身を除く): 28242594

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2477, 2754, 4131, 4954, 7431, 8262, 14862, 22293, 42109, 44586, 66879, 84218, 126327, 133758, 200637, 252654, 378981, 401274, 601911, 757962, 1136943, 1203822, 2273886, 3410829, 6821658, 10232487, 20464974]

約数ペア:

[(1, 20464974), (2, 10232487), (3, 6821658), (6, 3410829), (9, 2273886), (17, 1203822), (18, 1136943), (27, 757962), (34, 601911), (51, 401274), (54, 378981), (81, 252654), (102, 200637), (153, 133758), (162, 126327), (243, 84218), (306, 66879), (459, 44586), (486, 42109), (918, 22293), (1377, 14862), (2477, 8262), (2754, 7431), (4131, 4954)]