20199789777

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{12703}}^1$

素因数の和:12969

約数の個数: 32

約数和(自身を含む): 28022381568

約数和(自身を除く): 7822591791

約数列:

[1, 3, 53, 73, 137, 159, 219, 411, 3869, 7261, 10001, 11607, 12703, 21783, 30003, 38109, 530053, 673259, 927319, 1590159, 1740311, 2019777, 2781957, 5220933, 49147907, 92236483, 127042703, 147443721, 276709449, 381128109, 6733263259, 20199789777]

約数ペア:

[(1, 20199789777), (3, 6733263259), (53, 381128109), (73, 276709449), (137, 147443721), (159, 127042703), (219, 92236483), (411, 49147907), (3869, 5220933), (7261, 2781957), (10001, 2019777), (11607, 1740311), (12703, 1590159), (21783, 927319), (30003, 673259), (38109, 530053)]