11972872

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 23094720

約数和(自身を除く): 11121848

約数列:

[1, 2, 4, 8, 71, 107, 142, 197, 214, 284, 394, 428, 568, 788, 856, 1576, 7597, 13987, 15194, 21079, 27974, 30388, 42158, 55948, 60776, 84316, 111896, 168632, 1496609, 2993218, 5986436, 11972872]

約数ペア:

[(1, 11972872), (2, 5986436), (4, 2993218), (8, 1496609), (71, 168632), (107, 111896), (142, 84316), (197, 60776), (214, 55948), (284, 42158), (394, 30388), (428, 27974), (568, 21079), (788, 15194), (856, 13987), (1576, 7597)]