20089545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{653}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 36916992

約数和(自身を除く): 16827447

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 293, 653, 879, 1465, 1959, 2051, 3265, 4395, 4571, 6153, 9795, 10255, 13713, 22855, 30765, 68565, 191329, 573987, 956645, 1339303, 2869935, 4017909, 6696515, 20089545]

約数ペア:

[(1, 20089545), (3, 6696515), (5, 4017909), (7, 2869935), (15, 1339303), (21, 956645), (35, 573987), (105, 191329), (293, 68565), (653, 30765), (879, 22855), (1465, 13713), (1959, 10255), (2051, 9795), (3265, 6153), (4395, 4571)]