221080732

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{283}}^1\times {\mathrm{541}}^1$

素因数の和:866

約数の個数: 36

約数和(自身を含む): 410525976

約数和(自身を除く): 189445244

約数列:

[1, 2, 4, 19, 38, 76, 283, 361, 541, 566, 722, 1082, 1132, 1444, 2164, 5377, 10279, 10754, 20558, 21508, 41116, 102163, 153103, 195301, 204326, 306206, 390602, 408652, 612412, 781204, 2908957, 5817914, 11635828, 55270183, 110540366, 221080732]

約数ペア:

[(1, 221080732), (2, 110540366), (4, 55270183), (19, 11635828), (38, 5817914), (76, 2908957), (283, 781204), (361, 612412), (541, 408652), (566, 390602), (722, 306206), (1082, 204326), (1132, 195301), (1444, 153103), (2164, 102163), (5377, 41116), (10279, 21508), (10754, 20558)]