19634015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 25850880

約数和(自身を除く): 6216865

約数列:

[1, 5, 29, 43, 47, 67, 145, 215, 235, 335, 1247, 1363, 1943, 2021, 2881, 3149, 6235, 6815, 9715, 10105, 14405, 15745, 58609, 83549, 91321, 135407, 293045, 417745, 456605, 677035, 3926803, 19634015]

約数ペア:

[(1, 19634015), (5, 3926803), (29, 677035), (43, 456605), (47, 417745), (67, 293045), (145, 135407), (215, 91321), (235, 83549), (335, 58609), (1247, 15745), (1363, 14405), (1943, 10105), (2021, 9715), (2881, 6815), (3149, 6235)]