19991364556

素因数分解:

$2^2\times {\mathrm{787}}^1\times {\mathrm{1013}}^1\times {\mathrm{6269}}^1$

素因数の和:8073

約数の個数: 24

約数和(自身を含む): 35069514480

約数和(自身を除く): 15078149924

約数列:

[1, 2, 4, 787, 1013, 1574, 2026, 3148, 4052, 6269, 12538, 25076, 797231, 1594462, 3188924, 4933703, 6350497, 9867406, 12700994, 19734812, 25401988, 4997841139, 9995682278, 19991364556]

約数ペア:

[(1, 19991364556), (2, 9995682278), (4, 4997841139), (787, 25401988), (1013, 19734812), (1574, 12700994), (2026, 9867406), (3148, 6350497), (4052, 4933703), (6269, 3188924), (12538, 1594462), (25076, 797231)]