19748612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12251}}^1$

素因数の和:12299

約数の個数: 24

約数和(自身を含む): 38422272

約数和(自身を除く): 18673660

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12251, 24502, 49004, 159263, 318526, 379781, 637052, 759562, 1519124, 4937153, 9874306, 19748612]

約数ペア:

[(1, 19748612), (2, 9874306), (4, 4937153), (13, 1519124), (26, 759562), (31, 637052), (52, 379781), (62, 318526), (124, 159263), (403, 49004), (806, 24502), (1612, 12251)]