201991698508

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{491}}^1\times {\mathrm{487427}}^1$

素因数の和:488133

約数の個数: 24

約数和(自身を含む): 355884830784

約数和(自身を除く): 153893132276

約数列:

[1, 2, 4, 211, 422, 491, 844, 982, 1964, 103601, 207202, 414404, 487427, 974854, 1949708, 102847097, 205694194, 239326657, 411388388, 478653314, 957306628, 50497924627, 100995849254, 201991698508]

約数ペア:

[(1, 201991698508), (2, 100995849254), (4, 50497924627), (211, 957306628), (422, 478653314), (491, 411388388), (844, 239326657), (982, 205694194), (1964, 102847097), (103601, 1949708), (207202, 974854), (414404, 487427)]