890990028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1302617}}^1$

素因数の和:1302646

約数の個数: 36

約数和(自身を含む): 2370764760

約数和(自身を除く): 1479774732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 1302617, 2605234, 3907851, 5210468, 7815702, 11723553, 15631404, 23447106, 24749723, 46894212, 49499446, 74249169, 98998892, 148498338, 222747507, 296996676, 445495014, 890990028]

約数ペア:

[(1, 890990028), (2, 445495014), (3, 296996676), (4, 222747507), (6, 148498338), (9, 98998892), (12, 74249169), (18, 49499446), (19, 46894212), (36, 24749723), (38, 23447106), (57, 15631404), (76, 11723553), (114, 7815702), (171, 5210468), (228, 3907851), (342, 2605234), (684, 1302617)]