19856268

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{23981}}^1$

素因数の和:24014

約数の個数: 36

約数和(自身を含む): 52376688

約数和(自身を除く): 32520420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 23981, 47962, 71943, 95924, 143886, 215829, 287772, 431658, 551563, 863316, 1103126, 1654689, 2206252, 3309378, 4964067, 6618756, 9928134, 19856268]

約数ペア:

[(1, 19856268), (2, 9928134), (3, 6618756), (4, 4964067), (6, 3309378), (9, 2206252), (12, 1654689), (18, 1103126), (23, 863316), (36, 551563), (46, 431658), (69, 287772), (92, 215829), (138, 143886), (207, 95924), (276, 71943), (414, 47962), (828, 23981)]