19724436

素因数分解:

$2^2\times 3^2\times {\mathrm{547901}}^1$

素因数の和:547911

約数の個数: 18

約数和(自身を含む): 49859082

約数和(自身を除く): 30134646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547901, 1095802, 1643703, 2191604, 3287406, 4931109, 6574812, 9862218, 19724436]

約数ペア:

[(1, 19724436), (2, 9862218), (3, 6574812), (4, 4931109), (6, 3287406), (9, 2191604), (12, 1643703), (18, 1095802), (36, 547901)]