19018055

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 27699840

約数和(自身を除く): 8681785

約数列:

[1, 5, 7, 29, 35, 41, 145, 203, 205, 287, 457, 1015, 1189, 1435, 2285, 3199, 5945, 8323, 13253, 15995, 18737, 41615, 66265, 92771, 93685, 131159, 463855, 543373, 655795, 2716865, 3803611, 19018055]

約数ペア:

[(1, 19018055), (5, 3803611), (7, 2716865), (29, 655795), (35, 543373), (41, 463855), (145, 131159), (203, 93685), (205, 92771), (287, 66265), (457, 41615), (1015, 18737), (1189, 15995), (1435, 13253), (2285, 8323), (3199, 5945)]