12638776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 24948000

約数和(自身を除く): 12309224

約数列:

[1, 2, 4, 8, 23, 46, 92, 149, 184, 298, 461, 596, 922, 1192, 1844, 3427, 3688, 6854, 10603, 13708, 21206, 27416, 42412, 68689, 84824, 137378, 274756, 549512, 1579847, 3159694, 6319388, 12638776]

約数ペア:

[(1, 12638776), (2, 6319388), (4, 3159694), (8, 1579847), (23, 549512), (46, 274756), (92, 137378), (149, 84824), (184, 68689), (298, 42412), (461, 27416), (596, 21206), (922, 13708), (1192, 10603), (1844, 6854), (3427, 3688)]