19044575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3011}}^1$

素因数の和:3055

約数の個数: 24

約数和(自身を含む): 26891136

約数和(自身を除く): 7846561

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 3011, 6325, 15055, 33121, 69253, 75275, 165605, 346265, 761783, 828025, 1731325, 3808915, 19044575]

約数ペア:

[(1, 19044575), (5, 3808915), (11, 1731325), (23, 828025), (25, 761783), (55, 346265), (115, 165605), (253, 75275), (275, 69253), (575, 33121), (1265, 15055), (3011, 6325)]