20368348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5087}}^1$

素因数の和:5122

約数の個数: 48

約数和(自身を含む): 47867904

約数和(自身を除く): 27499556

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5087, 10174, 20348, 35609, 55957, 66131, 71218, 111914, 132262, 142436, 223828, 264524, 391699, 462917, 727441, 783398, 925834, 1454882, 1566796, 1851668, 2909764, 5092087, 10184174, 20368348]

約数ペア:

[(1, 20368348), (2, 10184174), (4, 5092087), (7, 2909764), (11, 1851668), (13, 1566796), (14, 1454882), (22, 925834), (26, 783398), (28, 727441), (44, 462917), (52, 391699), (77, 264524), (91, 223828), (143, 142436), (154, 132262), (182, 111914), (286, 71218), (308, 66131), (364, 55957), (572, 35609), (1001, 20348), (2002, 10174), (4004, 5087)]