19473532

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28807}}^1$

素因数の和:28837

約数の個数: 18

約数和(自身を含む): 36903048

約数和(自身を除く): 17429516

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28807, 57614, 115228, 374491, 748982, 1497964, 4868383, 9736766, 19473532]

約数ペア:

[(1, 19473532), (2, 9736766), (4, 4868383), (13, 1497964), (26, 748982), (52, 374491), (169, 115228), (338, 57614), (676, 28807)]