19303372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39883}}^1$

素因数の和:39909

約数の個数: 18

約数和(自身を含む): 37132004

約数和(自身を除く): 17828632

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39883, 79766, 159532, 438713, 877426, 1754852, 4825843, 9651686, 19303372]

約数ペア:

[(1, 19303372), (2, 9651686), (4, 4825843), (11, 1754852), (22, 877426), (44, 438713), (121, 159532), (242, 79766), (484, 39883)]