20199078837

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4646671}}^1$

素因数の和:4646710

約数の個数: 32

約数和(自身を含む): 35686440960

約数和(自身を除く): 15487362123

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4646671, 13940013, 32526697, 41820039, 97580091, 106873433, 125460117, 292740273, 320620299, 748114031, 878220819, 961860897, 2244342093, 2885582691, 6733026279, 20199078837]

約数ペア:

[(1, 20199078837), (3, 6733026279), (7, 2885582691), (9, 2244342093), (21, 961860897), (23, 878220819), (27, 748114031), (63, 320620299), (69, 292740273), (161, 125460117), (189, 106873433), (207, 97580091), (483, 41820039), (621, 32526697), (1449, 13940013), (4347, 4646671)]