2019961827

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{2381}}^1\times {\mathrm{2417}}^1$

素因数の和:4820

約数の個数: 32

約数和(自身を含む): 3225418560

約数和(自身を除く): 1205456733

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 2381, 2417, 7143, 7251, 21429, 21753, 30953, 31421, 64287, 65259, 92859, 94263, 278577, 282789, 835731, 848367, 5754877, 17264631, 51793893, 74813401, 155381679, 224440203, 673320609, 2019961827]

約数ペア:

[(1, 2019961827), (3, 673320609), (9, 224440203), (13, 155381679), (27, 74813401), (39, 51793893), (117, 17264631), (351, 5754877), (2381, 848367), (2417, 835731), (7143, 282789), (7251, 278577), (21429, 94263), (21753, 92859), (30953, 65259), (31421, 64287)]