19881184

素因数分解:

$2^5\times {\mathrm{331}}^1\times {\mathrm{1877}}^1$

素因数の和:2218

約数の個数: 24

約数和(自身を含む): 39280248

約数和(自身を除く): 19399064

約数列:

[1, 2, 4, 8, 16, 32, 331, 662, 1324, 1877, 2648, 3754, 5296, 7508, 10592, 15016, 30032, 60064, 621287, 1242574, 2485148, 4970296, 9940592, 19881184]

約数ペア:

[(1, 19881184), (2, 9940592), (4, 4970296), (8, 2485148), (16, 1242574), (32, 621287), (331, 60064), (662, 30032), (1324, 15016), (1877, 10592), (2648, 7508), (3754, 5296)]