12128896

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 26860680

約数和(自身を除く): 14731784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 197, 208, 296, 394, 416, 481, 592, 788, 832, 962, 1184, 1576, 1664, 1924, 2368, 2561, 3152, 3848, 4736, 5122, 6304, 7289, 7696, 10244, 12608, 14578, 15392, 20488, 25216, 29156, 30784, 40976, 58312, 61568, 81952, 94757, 116624, 163904, 189514, 233248, 327808, 379028, 466496, 758056, 932992, 1516112, 3032224, 6064448, 12128896]

約数ペア:

[(1, 12128896), (2, 6064448), (4, 3032224), (8, 1516112), (13, 932992), (16, 758056), (26, 466496), (32, 379028), (37, 327808), (52, 233248), (64, 189514), (74, 163904), (104, 116624), (128, 94757), (148, 81952), (197, 61568), (208, 58312), (296, 40976), (394, 30784), (416, 29156), (481, 25216), (592, 20488), (788, 15392), (832, 14578), (962, 12608), (1184, 10244), (1576, 7696), (1664, 7289), (1924, 6304), (2368, 5122), (2561, 4736), (3152, 3848)]