2018906995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 3082530816

約数和(自身を除く): 1063623821

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 151, 161, 391, 595, 755, 805, 977, 1057, 1955, 2567, 2737, 3473, 4885, 5285, 6839, 12835, 13685, 16609, 17365, 17969, 22471, 24311, 34195, 59041, 83045, 89845, 112355, 116263, 121555, 147527, 157297, 295205, 382007, 413287, 581315, 737635, 786485, 1032689, 1910035, 2066435, 2507959, 2674049, 3393121, 5163445, 12539795, 13370245, 16965605, 17555713, 23751847, 57683057, 87778565, 118759235, 288415285, 403781399, 2018906995]

約数ペア:

[(1, 2018906995), (5, 403781399), (7, 288415285), (17, 118759235), (23, 87778565), (35, 57683057), (85, 23751847), (115, 17555713), (119, 16965605), (151, 13370245), (161, 12539795), (391, 5163445), (595, 3393121), (755, 2674049), (805, 2507959), (977, 2066435), (1057, 1910035), (1955, 1032689), (2567, 786485), (2737, 737635), (3473, 581315), (4885, 413287), (5285, 382007), (6839, 295205), (12835, 157297), (13685, 147527), (16609, 121555), (17365, 116263), (17969, 112355), (22471, 89845), (24311, 83045), (34195, 59041)]