19004590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{877}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 37550304

約数和(自身を除く): 18545714

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 877, 985, 1754, 1970, 2167, 4334, 4385, 8770, 9647, 10835, 19294, 21670, 48235, 96470, 172769, 345538, 863845, 1727690, 1900459, 3800918, 9502295, 19004590]

約数ペア:

[(1, 19004590), (2, 9502295), (5, 3800918), (10, 1900459), (11, 1727690), (22, 863845), (55, 345538), (110, 172769), (197, 96470), (394, 48235), (877, 21670), (985, 19294), (1754, 10835), (1970, 9647), (2167, 8770), (4334, 4385)]