18645930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 50699520

約数和(自身を除く): 32053590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 90, 106, 135, 159, 265, 270, 318, 477, 530, 795, 954, 1303, 1431, 1590, 2385, 2606, 2862, 3909, 4770, 6515, 7155, 7818, 11727, 13030, 14310, 19545, 23454, 35181, 39090, 58635, 69059, 70362, 117270, 138118, 175905, 207177, 345295, 351810, 414354, 621531, 690590, 1035885, 1243062, 1864593, 2071770, 3107655, 3729186, 6215310, 9322965, 18645930]

約数ペア:

[(1, 18645930), (2, 9322965), (3, 6215310), (5, 3729186), (6, 3107655), (9, 2071770), (10, 1864593), (15, 1243062), (18, 1035885), (27, 690590), (30, 621531), (45, 414354), (53, 351810), (54, 345295), (90, 207177), (106, 175905), (135, 138118), (159, 117270), (265, 70362), (270, 69059), (318, 58635), (477, 39090), (530, 35181), (795, 23454), (954, 19545), (1303, 14310), (1431, 13030), (1590, 11727), (2385, 7818), (2606, 7155), (2862, 6515), (3909, 4770)]