20576388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244957}}^1$

素因数の和:244971

約数の個数: 24

約数和(自身を含む): 54870592

約数和(自身を除く): 34294204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244957, 489914, 734871, 979828, 1469742, 1714699, 2939484, 3429398, 5144097, 6858796, 10288194, 20576388]

約数ペア:

[(1, 20576388), (2, 10288194), (3, 6858796), (4, 5144097), (6, 3429398), (7, 2939484), (12, 1714699), (14, 1469742), (21, 979828), (28, 734871), (42, 489914), (84, 244957)]