201818786

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1\times {\mathrm{1559}}^1$

素因数の和:1970

約数の個数: 24

約数和(自身を含む): 328872960

約数和(自身を除く): 127054174

約数列:

[1, 2, 13, 26, 169, 338, 383, 766, 1559, 3118, 4979, 9958, 20267, 40534, 64727, 129454, 263471, 526942, 597097, 1194194, 7762261, 15524522, 100909393, 201818786]

約数ペア:

[(1, 201818786), (2, 100909393), (13, 15524522), (26, 7762261), (169, 1194194), (338, 597097), (383, 526942), (766, 263471), (1559, 129454), (3118, 64727), (4979, 40534), (9958, 20267)]