19358520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 58367520

約数和(自身を除く): 39009000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 353, 457, 706, 914, 1059, 1371, 1412, 1765, 1828, 2118, 2285, 2742, 2824, 3530, 3656, 4236, 4570, 5295, 5484, 6855, 7060, 8472, 9140, 10590, 10968, 13710, 14120, 18280, 21180, 27420, 42360, 54840, 161321, 322642, 483963, 645284, 806605, 967926, 1290568, 1613210, 1935852, 2419815, 3226420, 3871704, 4839630, 6452840, 9679260, 19358520]

約数ペア:

[(1, 19358520), (2, 9679260), (3, 6452840), (4, 4839630), (5, 3871704), (6, 3226420), (8, 2419815), (10, 1935852), (12, 1613210), (15, 1290568), (20, 967926), (24, 806605), (30, 645284), (40, 483963), (60, 322642), (120, 161321), (353, 54840), (457, 42360), (706, 27420), (914, 21180), (1059, 18280), (1371, 14120), (1412, 13710), (1765, 10968), (1828, 10590), (2118, 9140), (2285, 8472), (2742, 7060), (2824, 6855), (3530, 5484), (3656, 5295), (4236, 4570)]