20177500915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{249737}}^1$

素因数の和:249879

約数の個数: 32

約数和(自身を含む): 28697893056

約数和(自身を除く): 8520392141

約数列:

[1, 5, 11, 13, 55, 65, 113, 143, 565, 715, 1243, 1469, 6215, 7345, 16159, 80795, 249737, 1248685, 2747107, 3246581, 13735535, 16232905, 28220281, 35712391, 141101405, 178561955, 310423091, 366863653, 1552115455, 1834318265, 4035500183, 20177500915]

約数ペア:

[(1, 20177500915), (5, 4035500183), (11, 1834318265), (13, 1552115455), (55, 366863653), (65, 310423091), (113, 178561955), (143, 141101405), (565, 35712391), (715, 28220281), (1243, 16232905), (1469, 13735535), (6215, 3246581), (7345, 2747107), (16159, 1248685), (80795, 249737)]