19861030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1879}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 41149440

約数和(自身を除く): 21288410

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 1879, 2114, 3758, 5285, 9395, 10570, 13153, 18790, 26306, 65765, 131530, 283729, 567458, 1418645, 1986103, 2837290, 3972206, 9930515, 19861030]

約数ペア:

[(1, 19861030), (2, 9930515), (5, 3972206), (7, 2837290), (10, 1986103), (14, 1418645), (35, 567458), (70, 283729), (151, 131530), (302, 65765), (755, 26306), (1057, 18790), (1510, 13153), (1879, 10570), (2114, 9395), (3758, 5285)]