20286156933

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18941323}}^1$

素因数の和:18941353

約数の個数: 24

約数和(自身を含む): 35458158528

約数和(自身を除く): 15172001595

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18941323, 56823969, 132589261, 170471907, 322002491, 397767783, 966007473, 1193303349, 2254017437, 2898022419, 6762052311, 20286156933]

約数ペア:

[(1, 20286156933), (3, 6762052311), (7, 2898022419), (9, 2254017437), (17, 1193303349), (21, 966007473), (51, 397767783), (63, 322002491), (119, 170471907), (153, 132589261), (357, 56823969), (1071, 18941323)]