20031843

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2969}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 28939680

約数和(自身を除く): 8907837

約数列:

[1, 3, 13, 39, 173, 519, 2249, 2969, 6747, 8907, 38597, 115791, 513637, 1540911, 6677281, 20031843]

約数ペア:

[(1, 20031843), (3, 6677281), (13, 1540911), (39, 513637), (173, 115791), (519, 38597), (2249, 8907), (2969, 6747)]