209364628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89779}}^1$

素因数の和:89847

約数の個数: 24

約数和(自身を含む): 407242080

約数和(自身を除く): 197877452

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 89779, 179558, 359116, 987569, 1975138, 3950276, 4758287, 9516574, 19033148, 52341157, 104682314, 209364628]

約数ペア:

[(1, 209364628), (2, 104682314), (4, 52341157), (11, 19033148), (22, 9516574), (44, 4758287), (53, 3950276), (106, 1975138), (212, 987569), (583, 359116), (1166, 179558), (2332, 89779)]