2009257818

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{19421}}^1$

素因数の和:19870

約数の個数: 32

約数和(自身を含む): 4122436032

約数和(自身を除く): 2113178214

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 401, 802, 1203, 2406, 17243, 19421, 34486, 38842, 51729, 58263, 103458, 116526, 835103, 1670206, 2505309, 5010618, 7787821, 15575642, 23363463, 46726926, 334876303, 669752606, 1004628909, 2009257818]

約数ペア:

[(1, 2009257818), (2, 1004628909), (3, 669752606), (6, 334876303), (43, 46726926), (86, 23363463), (129, 15575642), (258, 7787821), (401, 5010618), (802, 2505309), (1203, 1670206), (2406, 835103), (17243, 116526), (19421, 103458), (34486, 58263), (38842, 51729)]