20218278

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 21979482

約数列:

[1, 2, 3, 6, 29, 58, 87, 131, 174, 262, 393, 786, 887, 1774, 2661, 3799, 5322, 7598, 11397, 22794, 25723, 51446, 77169, 116197, 154338, 232394, 348591, 697182, 3369713, 6739426, 10109139, 20218278]

約数ペア:

[(1, 20218278), (2, 10109139), (3, 6739426), (6, 3369713), (29, 697182), (58, 348591), (87, 232394), (131, 154338), (174, 116197), (262, 77169), (393, 51446), (786, 25723), (887, 22794), (1774, 11397), (2661, 7598), (3799, 5322)]