18722060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{773}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 45251136

約数和(自身を除く): 26529076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 773, 865, 1211, 1546, 1730, 2422, 3092, 3460, 3865, 4844, 5411, 6055, 7730, 10822, 12110, 15460, 21644, 24220, 27055, 54110, 108220, 133729, 267458, 534916, 668645, 936103, 1337290, 1872206, 2674580, 3744412, 4680515, 9361030, 18722060]

約数ペア:

[(1, 18722060), (2, 9361030), (4, 4680515), (5, 3744412), (7, 2674580), (10, 1872206), (14, 1337290), (20, 936103), (28, 668645), (35, 534916), (70, 267458), (140, 133729), (173, 108220), (346, 54110), (692, 27055), (773, 24220), (865, 21644), (1211, 15460), (1546, 12110), (1730, 10822), (2422, 7730), (3092, 6055), (3460, 5411), (3865, 4844)]