16538418

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{7853}}^1$

素因数の和:7880

約数の個数: 40

約数和(自身を含む): 39914028

約数和(自身を除く): 23375610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 7853, 15706, 23559, 47118, 70677, 102089, 141354, 204178, 212031, 306267, 424062, 612534, 636093, 918801, 1272186, 1837602, 2756403, 5512806, 8269209, 16538418]

約数ペア:

[(1, 16538418), (2, 8269209), (3, 5512806), (6, 2756403), (9, 1837602), (13, 1272186), (18, 918801), (26, 636093), (27, 612534), (39, 424062), (54, 306267), (78, 212031), (81, 204178), (117, 141354), (162, 102089), (234, 70677), (351, 47118), (702, 23559), (1053, 15706), (2106, 7853)]