18430984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16111}}^1$

素因数の和:16141

約数の個数: 32

約数和(自身を含む): 40602240

約数和(自身を除く): 22171256

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16111, 32222, 64444, 128888, 177221, 209443, 354442, 418886, 708884, 837772, 1417768, 1675544, 2303873, 4607746, 9215492, 18430984]

約数ペア:

[(1, 18430984), (2, 9215492), (4, 4607746), (8, 2303873), (11, 1675544), (13, 1417768), (22, 837772), (26, 708884), (44, 418886), (52, 354442), (88, 209443), (104, 177221), (143, 128888), (286, 64444), (572, 32222), (1144, 16111)]