20173650345

素因数分解:

$3^3\times 5^1\times {\mathrm{7151}}^1\times {\mathrm{20897}}^1$

素因数の和:28062

約数の個数: 32

約数和(自身を含む): 35870999040

約数和(自身を除く): 15697348695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 7151, 20897, 21453, 35755, 62691, 64359, 104485, 107265, 188073, 193077, 313455, 321795, 564219, 940365, 965385, 2821095, 149434447, 448303341, 747172235, 1344910023, 2241516705, 4034730069, 6724550115, 20173650345]

約数ペア:

[(1, 20173650345), (3, 6724550115), (5, 4034730069), (9, 2241516705), (15, 1344910023), (27, 747172235), (45, 448303341), (135, 149434447), (7151, 2821095), (20897, 965385), (21453, 940365), (35755, 564219), (62691, 321795), (64359, 313455), (104485, 193077), (107265, 188073)]