19115733

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 32032000

約数和(自身を除く): 12916267

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1429, 1911, 4287, 4459, 10003, 13377, 18577, 30009, 55731, 70021, 130039, 210063, 390117, 490147, 910273, 1470441, 2730819, 6371911, 19115733]

約数ペア:

[(1, 19115733), (3, 6371911), (7, 2730819), (13, 1470441), (21, 910273), (39, 490147), (49, 390117), (91, 210063), (147, 130039), (273, 70021), (343, 55731), (637, 30009), (1029, 18577), (1429, 13377), (1911, 10003), (4287, 4459)]