20460573

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3733}}^1$

素因数の和:3778

約数の個数: 32

約数和(自身を含む): 35846400

約数和(自身を除く): 15385827

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 3733, 5481, 11199, 26131, 33597, 78393, 100791, 108257, 235179, 324771, 705537, 757799, 974313, 2273397, 2922939, 6820191, 20460573]

約数ペア:

[(1, 20460573), (3, 6820191), (7, 2922939), (9, 2273397), (21, 974313), (27, 757799), (29, 705537), (63, 324771), (87, 235179), (189, 108257), (203, 100791), (261, 78393), (609, 33597), (783, 26131), (1827, 11199), (3733, 5481)]