17995945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 26282880

約数和(自身を除く): 8286935

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1013, 1045, 1615, 3553, 5065, 11143, 17221, 17765, 19247, 55715, 86105, 96235, 189431, 211717, 327199, 947155, 1058585, 1635995, 3599189, 17995945]

約数ペア:

[(1, 17995945), (5, 3599189), (11, 1635995), (17, 1058585), (19, 947155), (55, 327199), (85, 211717), (95, 189431), (187, 96235), (209, 86105), (323, 55715), (935, 19247), (1013, 17765), (1045, 17221), (1615, 11143), (3553, 5065)]