16396820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{74531}}^1$

素因数の和:74551

約数の個数: 24

約数和(自身を含む): 37564128

約数和(自身を除く): 21167308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 74531, 149062, 298124, 372655, 745310, 819841, 1490620, 1639682, 3279364, 4099205, 8198410, 16396820]

約数ペア:

[(1, 16396820), (2, 8198410), (4, 4099205), (5, 3279364), (10, 1639682), (11, 1490620), (20, 819841), (22, 745310), (44, 372655), (55, 298124), (110, 149062), (220, 74531)]