18911130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90053}}^1$

素因数の和:90070

約数の個数: 32

約数和(自身を含む): 51871104

約数和(自身を除く): 32959974

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90053, 180106, 270159, 450265, 540318, 630371, 900530, 1260742, 1350795, 1891113, 2701590, 3151855, 3782226, 6303710, 9455565, 18911130]

約数ペア:

[(1, 18911130), (2, 9455565), (3, 6303710), (5, 3782226), (6, 3151855), (7, 2701590), (10, 1891113), (14, 1350795), (15, 1260742), (21, 900530), (30, 630371), (35, 540318), (42, 450265), (70, 270159), (105, 180106), (210, 90053)]