19743318399

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1\times {\mathrm{30677}}^1$

素因数の和:32319

約数の個数: 32

約数和(自身を含む): 31689146880

約数和(自身を除く): 11945828481

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1613, 4839, 11291, 30647, 30677, 33873, 91941, 92031, 214529, 214739, 582863, 643587, 644217, 1748589, 4080041, 12240123, 49482001, 148446003, 346374007, 940158019, 1039122021, 2820474057, 6581106133, 19743318399]

約数ペア:

[(1, 19743318399), (3, 6581106133), (7, 2820474057), (19, 1039122021), (21, 940158019), (57, 346374007), (133, 148446003), (399, 49482001), (1613, 12240123), (4839, 4080041), (11291, 1748589), (30647, 644217), (30677, 643587), (33873, 582863), (91941, 214739), (92031, 214529)]