20164952945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1\times {\mathrm{5333}}^1$

素因数の和:5749

約数の個数: 32

約数和(自身を含む): 25404775200

約数和(自身を除く): 5239822255

約数列:

[1, 5, 29, 89, 145, 293, 445, 1465, 2581, 5333, 8497, 12905, 26077, 26665, 42485, 130385, 154657, 474637, 756233, 773285, 1562569, 2373185, 3781165, 7812845, 13764473, 45314501, 68822365, 139068641, 226572505, 695343205, 4032990589, 20164952945]

約数ペア:

[(1, 20164952945), (5, 4032990589), (29, 695343205), (89, 226572505), (145, 139068641), (293, 68822365), (445, 45314501), (1465, 13764473), (2581, 7812845), (5333, 3781165), (8497, 2373185), (12905, 1562569), (26077, 773285), (26665, 756233), (42485, 474637), (130385, 154657)]