20587599

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 31229952

約数和(自身を除く): 10642353

約数列:

[1, 3, 9, 23, 69, 207, 271, 367, 813, 1101, 2439, 3303, 6233, 8441, 18699, 25323, 56097, 75969, 99457, 298371, 895113, 2287511, 6862533, 20587599]

約数ペア:

[(1, 20587599), (3, 6862533), (9, 2287511), (23, 895113), (69, 298371), (207, 99457), (271, 75969), (367, 56097), (813, 25323), (1101, 18699), (2439, 8441), (3303, 6233)]