12818128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:683

約数の個数: 40

約数和(自身を含む): 26276096

約数和(自身を除く): 13457968

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 601, 688, 1202, 1333, 2404, 2666, 4808, 5332, 9616, 10664, 18631, 21328, 25843, 37262, 51686, 74524, 103372, 149048, 206744, 298096, 413488, 801133, 1602266, 3204532, 6409064, 12818128]

約数ペア:

[(1, 12818128), (2, 6409064), (4, 3204532), (8, 1602266), (16, 801133), (31, 413488), (43, 298096), (62, 206744), (86, 149048), (124, 103372), (172, 74524), (248, 51686), (344, 37262), (496, 25843), (601, 21328), (688, 18631), (1202, 10664), (1333, 9616), (2404, 5332), (2666, 4808)]