19730812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1621}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 36786960

約数和(自身を除く): 17056148

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 1621, 3043, 3242, 6086, 6484, 12172, 27557, 55114, 110228, 290159, 580318, 1160636, 4932703, 9865406, 19730812]

約数ペア:

[(1, 19730812), (2, 9865406), (4, 4932703), (17, 1160636), (34, 580318), (68, 290159), (179, 110228), (358, 55114), (716, 27557), (1621, 12172), (3043, 6484), (3242, 6086)]