2019672304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9709963}}^1$

素因数の和:9709984

約数の個数: 20

約数和(自身を含む): 4214124376

約数和(自身を除く): 2194452072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9709963, 19419926, 38839852, 77679704, 126229519, 155359408, 252459038, 504918076, 1009836152, 2019672304]

約数ペア:

[(1, 2019672304), (2, 1009836152), (4, 504918076), (8, 252459038), (13, 155359408), (16, 126229519), (26, 77679704), (52, 38839852), (104, 19419926), (208, 9709963)]