19848068

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 35481600

約数和(自身を除く): 15633532

約数列:

[1, 2, 4, 89, 127, 178, 254, 356, 439, 508, 878, 1756, 11303, 22606, 39071, 45212, 55753, 78142, 111506, 156284, 223012, 4962017, 9924034, 19848068]

約数ペア:

[(1, 19848068), (2, 9924034), (4, 4962017), (89, 223012), (127, 156284), (178, 111506), (254, 78142), (356, 55753), (439, 45212), (508, 39071), (878, 22606), (1756, 11303)]