389180990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{186211}}^1$

素因数の和:186248

約数の個数: 32

約数和(自身を含む): 804435840

約数和(自身を除く): 415254850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 186211, 372422, 931055, 1862110, 2048321, 3538009, 4096642, 7076018, 10241605, 17690045, 20483210, 35380090, 38918099, 77836198, 194590495, 389180990]

約数ペア:

[(1, 389180990), (2, 194590495), (5, 77836198), (10, 38918099), (11, 35380090), (19, 20483210), (22, 17690045), (38, 10241605), (55, 7076018), (95, 4096642), (110, 3538009), (190, 2048321), (209, 1862110), (418, 931055), (1045, 372422), (2090, 186211)]