20189332831

素因数分解:

${\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{2269}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 21423061440

約数和(自身を除く): 1233728609

約数列:

[1, 31, 47, 197, 961, 1457, 2269, 6107, 9259, 45167, 70339, 106643, 189317, 287029, 446993, 2180509, 3305933, 8897899, 13856783, 21008671, 102483923, 429560273, 651268801, 20189332831]

約数ペア:

[(1, 20189332831), (31, 651268801), (47, 429560273), (197, 102483923), (961, 21008671), (1457, 13856783), (2269, 8897899), (6107, 3305933), (9259, 2180509), (45167, 446993), (70339, 287029), (106643, 189317)]