18496556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5309}}^1$

素因数の和:5393

約数の個数: 24

約数和(自身を含む): 35385840

約数和(自身を除く): 16889284

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5309, 10618, 21236, 69017, 138034, 276068, 355703, 711406, 1422812, 4624139, 9248278, 18496556]

約数ペア:

[(1, 18496556), (2, 9248278), (4, 4624139), (13, 1422812), (26, 711406), (52, 355703), (67, 276068), (134, 138034), (268, 69017), (871, 21236), (1742, 10618), (3484, 5309)]