19716534

素因数分解:

$2^1\times 3^6\times {\mathrm{13523}}^1$

素因数の和:13543

約数の個数: 28

約数和(自身を含む): 44345196

約数和(自身を除く): 24628662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 13523, 27046, 40569, 81138, 121707, 243414, 365121, 730242, 1095363, 2190726, 3286089, 6572178, 9858267, 19716534]

約数ペア:

[(1, 19716534), (2, 9858267), (3, 6572178), (6, 3286089), (9, 2190726), (18, 1095363), (27, 730242), (54, 365121), (81, 243414), (162, 121707), (243, 81138), (486, 40569), (729, 27046), (1458, 13523)]