20178444848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4201}}^1\times {\mathrm{17659}}^1$

素因数の和:21885

約数の個数: 40

約数和(自身を含む): 41407684560

約数和(自身を除く): 21229239712

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4201, 8402, 16804, 17659, 33608, 35318, 67216, 70636, 71417, 141272, 142834, 282544, 285668, 300203, 571336, 600406, 1142672, 1200812, 2401624, 4803248, 74185459, 148370918, 296741836, 593483672, 1186967344, 1261152803, 2522305606, 5044611212, 10089222424, 20178444848]

約数ペア:

[(1, 20178444848), (2, 10089222424), (4, 5044611212), (8, 2522305606), (16, 1261152803), (17, 1186967344), (34, 593483672), (68, 296741836), (136, 148370918), (272, 74185459), (4201, 4803248), (8402, 2401624), (16804, 1200812), (17659, 1142672), (33608, 600406), (35318, 571336), (67216, 300203), (70636, 285668), (71417, 282544), (141272, 142834)]