20161294191

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{2389}}^1\times {\mathrm{25343}}^1$

素因数の和:27775

約数の個数: 24

約数和(自身を含む): 29922647040

約数和(自身を除く): 9761352849

約数列:

[1, 3, 9, 37, 111, 333, 2389, 7167, 21501, 25343, 76029, 88393, 228087, 265179, 795537, 937691, 2813073, 8439219, 60544427, 181633281, 544899843, 2240143799, 6720431397, 20161294191]

約数ペア:

[(1, 20161294191), (3, 6720431397), (9, 2240143799), (37, 544899843), (111, 181633281), (333, 60544427), (2389, 8439219), (7167, 2813073), (21501, 937691), (25343, 795537), (76029, 265179), (88393, 228087)]