18652580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15289}}^1$

素因数の和:15359

約数の個数: 24

約数和(自身を含む): 39815160

約数和(自身を除く): 21162580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 15289, 30578, 61156, 76445, 152890, 305780, 932629, 1865258, 3730516, 4663145, 9326290, 18652580]

約数ペア:

[(1, 18652580), (2, 9326290), (4, 4663145), (5, 3730516), (10, 1865258), (20, 932629), (61, 305780), (122, 152890), (244, 76445), (305, 61156), (610, 30578), (1220, 15289)]