12690848

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 26744256

約数和(自身を除く): 14053408

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 172, 184, 344, 368, 401, 688, 736, 802, 989, 1376, 1604, 1978, 3208, 3956, 6416, 7912, 9223, 12832, 15824, 17243, 18446, 31648, 34486, 36892, 68972, 73784, 137944, 147568, 275888, 295136, 396589, 551776, 793178, 1586356, 3172712, 6345424, 12690848]

約数ペア:

[(1, 12690848), (2, 6345424), (4, 3172712), (8, 1586356), (16, 793178), (23, 551776), (32, 396589), (43, 295136), (46, 275888), (86, 147568), (92, 137944), (172, 73784), (184, 68972), (344, 36892), (368, 34486), (401, 31648), (688, 18446), (736, 17243), (802, 15824), (989, 12832), (1376, 9223), (1604, 7912), (1978, 6416), (3208, 3956)]