19551945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6421}}^1$

素因数の和:6465

約数の個数: 32

約数和(自身を含む): 36990720

約数和(自身を除く): 17438775

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 6421, 19263, 32105, 44947, 96315, 134841, 186209, 224735, 558627, 674205, 931045, 1303463, 2793135, 3910389, 6517315, 19551945]

約数ペア:

[(1, 19551945), (3, 6517315), (5, 3910389), (7, 2793135), (15, 1303463), (21, 931045), (29, 674205), (35, 558627), (87, 224735), (105, 186209), (145, 134841), (203, 96315), (435, 44947), (609, 32105), (1015, 19263), (3045, 6421)]