18988844

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18329}}^1$

素因数の和:18377

約数の個数: 24

約数和(自身を含む): 39006240

約数和(自身を除く): 20017396

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18329, 36658, 73316, 128303, 256606, 513212, 678173, 1356346, 2712692, 4747211, 9494422, 18988844]

約数ペア:

[(1, 18988844), (2, 9494422), (4, 4747211), (7, 2712692), (14, 1356346), (28, 678173), (37, 513212), (74, 256606), (148, 128303), (259, 73316), (518, 36658), (1036, 18329)]