20038941

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1602

約数の個数: 32

約数和(自身を含む): 32856320

約数和(自身を除く): 12817379

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 1543, 4329, 4629, 12987, 13887, 20059, 41661, 57091, 60177, 171273, 180531, 513819, 541593, 742183, 1541457, 2226549, 6679647, 20038941]

約数ペア:

[(1, 20038941), (3, 6679647), (9, 2226549), (13, 1541457), (27, 742183), (37, 541593), (39, 513819), (111, 180531), (117, 171273), (333, 60177), (351, 57091), (481, 41661), (999, 20059), (1443, 13887), (1543, 12987), (4329, 4629)]