20872068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248477}}^1$

素因数の和:248491

約数の個数: 24

約数和(自身を含む): 55659072

約数和(自身を除く): 34787004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248477, 496954, 745431, 993908, 1490862, 1739339, 2981724, 3478678, 5218017, 6957356, 10436034, 20872068]

約数ペア:

[(1, 20872068), (2, 10436034), (3, 6957356), (4, 5218017), (6, 3478678), (7, 2981724), (12, 1739339), (14, 1490862), (21, 993908), (28, 745431), (42, 496954), (84, 248477)]