19792908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{1523}}^1$

素因数の和:1571

約数の個数: 54

約数和(自身を含む): 52838604

約数和(自身を除く): 33045696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1444, 1523, 2166, 3046, 3249, 4332, 4569, 6092, 6498, 9138, 12996, 13707, 18276, 27414, 28937, 54828, 57874, 86811, 115748, 173622, 260433, 347244, 520866, 549803, 1041732, 1099606, 1649409, 2199212, 3298818, 4948227, 6597636, 9896454, 19792908]

約数ペア:

[(1, 19792908), (2, 9896454), (3, 6597636), (4, 4948227), (6, 3298818), (9, 2199212), (12, 1649409), (18, 1099606), (19, 1041732), (36, 549803), (38, 520866), (57, 347244), (76, 260433), (114, 173622), (171, 115748), (228, 86811), (342, 57874), (361, 54828), (684, 28937), (722, 27414), (1083, 18276), (1444, 13707), (1523, 12996), (2166, 9138), (3046, 6498), (3249, 6092), (4332, 4569)]