20147506085

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1\times {\mathrm{4159}}^1$

素因数の和:6501

約数の個数: 32

約数和(自身を含む): 28102963200

約数和(自身を除く): 7955457115

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 2269, 4159, 11345, 15883, 20795, 29113, 79415, 138409, 145565, 253699, 692045, 968863, 1268495, 1775893, 4844315, 8879465, 9436771, 47183855, 66057397, 330286985, 575643031, 2878215155, 4029501217, 20147506085]

約数ペア:

[(1, 20147506085), (5, 4029501217), (7, 2878215155), (35, 575643031), (61, 330286985), (305, 66057397), (427, 47183855), (2135, 9436771), (2269, 8879465), (4159, 4844315), (11345, 1775893), (15883, 1268495), (20795, 968863), (29113, 692045), (79415, 253699), (138409, 145565)]