2019922515

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383651}}^1$

素因数の和:383681

約数の個数: 40

約数和(自身を含む): 3899438928

約数和(自身を除く): 1879516413

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 383651, 1150953, 1918255, 3452859, 4987463, 5754765, 10358577, 14962389, 17264295, 24937315, 31075731, 44887167, 51792885, 74811945, 134661501, 155378655, 224435835, 403984503, 673307505, 2019922515]

約数ペア:

[(1, 2019922515), (3, 673307505), (5, 403984503), (9, 224435835), (13, 155378655), (15, 134661501), (27, 74811945), (39, 51792885), (45, 44887167), (65, 31075731), (81, 24937315), (117, 17264295), (135, 14962389), (195, 10358577), (351, 5754765), (405, 4987463), (585, 3452859), (1053, 1918255), (1755, 1150953), (5265, 383651)]