19837045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 27060480

約数和(自身を除く): 7223435

約数列:

[1, 5, 17, 19, 71, 85, 95, 173, 323, 355, 865, 1207, 1349, 1615, 2941, 3287, 6035, 6745, 12283, 14705, 16435, 22933, 55879, 61415, 114665, 208811, 233377, 279395, 1044055, 1166885, 3967409, 19837045]

約数ペア:

[(1, 19837045), (5, 3967409), (17, 1166885), (19, 1044055), (71, 279395), (85, 233377), (95, 208811), (173, 114665), (323, 61415), (355, 55879), (865, 22933), (1207, 16435), (1349, 14705), (1615, 12283), (2941, 6745), (3287, 6035)]